Home / 67,829,038.90-101,743,558.35-42,001,006.30

Finding the Fourth Proportional to 67,829,038.90, 101,743,558.35 and 42,001,006.30

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Solution

The fourth proportional to 67,829,038.90, 101,743,558.35 and 42,001,006.30 is: 63,001,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829,038.90 : 101,743,558.35 = 42,001,006.30 : x
  2. Step 2: Convert to fraction form
    67,829,038.90/101,743,558.35 = 42,001,006.30/x
  3. Step 3: Cross multiply
    67,829,038.90x = 101,743,558.35 × 42,001,006.30
  4. Step 4: Simplify right side
    67,829,038.90x = 4,273,331,835,242,767
  5. Step 5: Solve for x
    x = 4,273,331,835,242,767/67,829,038.90
  6. Step 6: Final answer
    x = 63,001,509.45

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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.