Home / 156,872,492.57-235,337,468.85-64,705,952.66

Finding the Fourth Proportional to 156,872,492.57, 235,337,468.85 and 64,705,952.66

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Solution

The fourth proportional to 156,872,492.57, 235,337,468.85 and 64,705,952.66 is: 97,070,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,872,492.57 : 235,337,468.85 = 64,705,952.66 : x
  2. Step 2: Convert to fraction form
    156,872,492.57/235,337,468.85 = 64,705,952.66/x
  3. Step 3: Cross multiply
    156,872,492.57x = 235,337,468.85 × 64,705,952.66
  4. Step 4: Simplify right side
    156,872,492.57x = 15,227,735,117,355,638
  5. Step 5: Solve for x
    x = 15,227,735,117,355,638/156,872,492.57
  6. Step 6: Final answer
    x = 97,070,779.38

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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.