Home / 933,137,769.40-1,399,706,654.10-358,709,097.40

Finding the Fourth Proportional to 933,137,769.40, 1,399,706,654.10 and 358,709,097.40

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Solution

The fourth proportional to 933,137,769.40, 1,399,706,654.10 and 358,709,097.40 is: 538,063,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,137,769.40 : 1,399,706,654.10 = 358,709,097.40 : x
  2. Step 2: Convert to fraction form
    933,137,769.40/1,399,706,654.10 = 358,709,097.40/x
  3. Step 3: Cross multiply
    933,137,769.40x = 1,399,706,654.10 × 358,709,097.40
  4. Step 4: Simplify right side
    933,137,769.40x = 502,087,510,516,984,960
  5. Step 5: Solve for x
    x = 502,087,510,516,984,960/933,137,769.40
  6. Step 6: Final answer
    x = 538,063,646.10

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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.