Home / 83,077,686.90-124,616,530.35-73,511,748.90

Finding the Fourth Proportional to 83,077,686.90, 124,616,530.35 and 73,511,748.90

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Solution

The fourth proportional to 83,077,686.90, 124,616,530.35 and 73,511,748.90 is: 110,267,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,077,686.90 : 124,616,530.35 = 73,511,748.90 : x
  2. Step 2: Convert to fraction form
    83,077,686.90/124,616,530.35 = 73,511,748.90/x
  3. Step 3: Cross multiply
    83,077,686.90x = 124,616,530.35 × 73,511,748.90
  4. Step 4: Simplify right side
    83,077,686.90x = 9,160,779,087,878,430
  5. Step 5: Solve for x
    x = 9,160,779,087,878,430/83,077,686.90
  6. Step 6: Final answer
    x = 110,267,623.35

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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.