Home / 1,495,487,731.38-2,063,779,386.78-817,318,528.49

Finding the Fourth Proportional to 1,495,487,731.38, 2,063,779,386.78 and 817,318,528.49

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Solution

The fourth proportional to 1,495,487,731.38, 2,063,779,386.78 and 817,318,528.49 is: 1,127,903,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,487,731.38 : 2,063,779,386.78 = 817,318,528.49 : x
  2. Step 2: Convert to fraction form
    1,495,487,731.38/2,063,779,386.78 = 817,318,528.49/x
  3. Step 3: Cross multiply
    1,495,487,731.38x = 2,063,779,386.78 × 817,318,528.49
  4. Step 4: Simplify right side
    1,495,487,731.38x = 1,686,765,131,520,705,280
  5. Step 5: Solve for x
    x = 1,686,765,131,520,705,280/1,495,487,731.38
  6. Step 6: Final answer
    x = 1,127,903,021.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.