Home / 9,868,663,421.40-14,802,995,132.10-9,433,306,954.20

Finding the Fourth Proportional to 9,868,663,421.40, 14,802,995,132.10 and 9,433,306,954.20

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Solution

The fourth proportional to 9,868,663,421.40, 14,802,995,132.10 and 9,433,306,954.20 is: 14,149,960,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868,663,421.40 : 14,802,995,132.10 = 9,433,306,954.20 : x
  2. Step 2: Convert to fraction form
    9,868,663,421.40/14,802,995,132.10 = 9,433,306,954.20/x
  3. Step 3: Cross multiply
    9,868,663,421.40x = 14,802,995,132.10 × 9,433,306,954.20
  4. Step 4: Simplify right side
    9,868,663,421.40x = 139,641,196,922,627,686,400
  5. Step 5: Solve for x
    x = 139,641,196,922,627,686,400/9,868,663,421.40
  6. Step 6: Final answer
    x = 14,149,960,431.30

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Double scale
Find fourth proportional to 9,868,663,422.40, 14,802,995,133.60 and 9,433,306,955.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.