Home / 926,208,059.40-1,389,312,089.10-581,550,856.20

Finding the Fourth Proportional to 926,208,059.40, 1,389,312,089.10 and 581,550,856.20

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Solution

The fourth proportional to 926,208,059.40, 1,389,312,089.10 and 581,550,856.20 is: 872,326,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,208,059.40 : 1,389,312,089.10 = 581,550,856.20 : x
  2. Step 2: Convert to fraction form
    926,208,059.40/1,389,312,089.10 = 581,550,856.20/x
  3. Step 3: Cross multiply
    926,208,059.40x = 1,389,312,089.10 × 581,550,856.20
  4. Step 4: Simplify right side
    926,208,059.40x = 807,955,634,945,115,648
  5. Step 5: Solve for x
    x = 807,955,634,945,115,648/926,208,059.40
  6. Step 6: Final answer
    x = 872,326,284.30

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Double scale
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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.