Home / 99,579,741.70-149,369,612.55-93,533,124.10

Finding the Fourth Proportional to 99,579,741.70, 149,369,612.55 and 93,533,124.10

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Solution

The fourth proportional to 99,579,741.70, 149,369,612.55 and 93,533,124.10 is: 140,299,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,579,741.70 : 149,369,612.55 = 93,533,124.10 : x
  2. Step 2: Convert to fraction form
    99,579,741.70/149,369,612.55 = 93,533,124.10/x
  3. Step 3: Cross multiply
    99,579,741.70x = 149,369,612.55 × 93,533,124.10
  4. Step 4: Simplify right side
    99,579,741.70x = 13,971,006,507,408,068
  5. Step 5: Solve for x
    x = 13,971,006,507,408,068/99,579,741.70
  6. Step 6: Final answer
    x = 140,299,686.15

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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.