Home / 76,824,101.40-115,236,152.10-63,553,061.40

Finding the Fourth Proportional to 76,824,101.40, 115,236,152.10 and 63,553,061.40

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Solution

The fourth proportional to 76,824,101.40, 115,236,152.10 and 63,553,061.40 is: 95,329,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,824,101.40 : 115,236,152.10 = 63,553,061.40 : x
  2. Step 2: Convert to fraction form
    76,824,101.40/115,236,152.10 = 63,553,061.40/x
  3. Step 3: Cross multiply
    76,824,101.40x = 115,236,152.10 × 63,553,061.40
  4. Step 4: Simplify right side
    76,824,101.40x = 7,323,610,249,911,038
  5. Step 5: Solve for x
    x = 7,323,610,249,911,038/76,824,101.40
  6. Step 6: Final answer
    x = 95,329,592.10

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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.