Home / 96,877,772.40-145,313,159.40-39,368,420.40

Finding the Fourth Proportional to 96,877,772.40, 145,313,159.40 and 39,368,420.40

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Solution

The fourth proportional to 96,877,772.40, 145,313,159.40 and 39,368,420.40 is: 59,051,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,877,772.40 : 145,313,159.40 = 39,368,420.40 : x
  2. Step 2: Convert to fraction form
    96,877,772.40/145,313,159.40 = 39,368,420.40/x
  3. Step 3: Cross multiply
    96,877,772.40x = 145,313,159.40 × 39,368,420.40
  4. Step 4: Simplify right side
    96,877,772.40x = 5,720,749,548,911,412
  5. Step 5: Solve for x
    x = 5,720,749,548,911,412/96,877,772.40
  6. Step 6: Final answer
    x = 59,051,208.62

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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.