Home / 42,124,520.40-63,186,780.60-42,124,520.40

Finding the Fourth Proportional to 42,124,520.40, 63,186,780.60 and 42,124,520.40

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Solution

The fourth proportional to 42,124,520.40, 63,186,780.60 and 42,124,520.40 is: 63,186,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,520.40 : 63,186,780.60 = 42,124,520.40 : x
  2. Step 2: Convert to fraction form
    42,124,520.40/63,186,780.60 = 42,124,520.40/x
  3. Step 3: Cross multiply
    42,124,520.40x = 63,186,780.60 × 42,124,520.40
  4. Step 4: Simplify right side
    42,124,520.40x = 2,661,712,828,395,024
  5. Step 5: Solve for x
    x = 2,661,712,828,395,024/42,124,520.40
  6. Step 6: Final answer
    x = 63,186,780.60

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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.