Home / 832,153,359.40-1,245,841,251.90-808,265,487.40

Finding the Fourth Proportional to 832,153,359.40, 1,245,841,251.90 and 808,265,487.40

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Solution

The fourth proportional to 832,153,359.40, 1,245,841,251.90 and 808,265,487.40 is: 1,210,078,016.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,153,359.40 : 1,245,841,251.90 = 808,265,487.40 : x
  2. Step 2: Convert to fraction form
    832,153,359.40/1,245,841,251.90 = 808,265,487.40/x
  3. Step 3: Cross multiply
    832,153,359.40x = 1,245,841,251.90 × 808,265,487.40
  4. Step 4: Simplify right side
    832,153,359.40x = 1,006,970,486,689,979,776
  5. Step 5: Solve for x
    x = 1,006,970,486,689,979,776/832,153,359.40
  6. Step 6: Final answer
    x = 1,210,078,016.65

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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.