Home / 92,272,454.60-138,408,681.90-49,119,445.40

Finding the Fourth Proportional to 92,272,454.60, 138,408,681.90 and 49,119,445.40

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Solution

The fourth proportional to 92,272,454.60, 138,408,681.90 and 49,119,445.40 is: 73,679,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,272,454.60 : 138,408,681.90 = 49,119,445.40 : x
  2. Step 2: Convert to fraction form
    92,272,454.60/138,408,681.90 = 49,119,445.40/x
  3. Step 3: Cross multiply
    92,272,454.60x = 138,408,681.90 × 49,119,445.40
  4. Step 4: Simplify right side
    92,272,454.60x = 6,798,557,693,473,018
  5. Step 5: Solve for x
    x = 6,798,557,693,473,018/92,272,454.60
  6. Step 6: Final answer
    x = 73,679,168.10

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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.