Home / 6,447,068,985.60-9,670,603,478.40-5,931,090,950.40

Finding the Fourth Proportional to 6,447,068,985.60, 9,670,603,478.40 and 5,931,090,950.40

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Solution

The fourth proportional to 6,447,068,985.60, 9,670,603,478.40 and 5,931,090,950.40 is: 8,896,636,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,068,985.60 : 9,670,603,478.40 = 5,931,090,950.40 : x
  2. Step 2: Convert to fraction form
    6,447,068,985.60/9,670,603,478.40 = 5,931,090,950.40/x
  3. Step 3: Cross multiply
    6,447,068,985.60x = 9,670,603,478.40 × 5,931,090,950.40
  4. Step 4: Simplify right side
    6,447,068,985.60x = 57,357,228,775,644,995,584
  5. Step 5: Solve for x
    x = 57,357,228,775,644,995,584/6,447,068,985.60
  6. Step 6: Final answer
    x = 8,896,636,425.60

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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.