Home / 105,073,248.40-157,609,872.60-64,762,464.40

Finding the Fourth Proportional to 105,073,248.40, 157,609,872.60 and 64,762,464.40

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Solution

The fourth proportional to 105,073,248.40, 157,609,872.60 and 64,762,464.40 is: 97,143,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,073,248.40 : 157,609,872.60 = 64,762,464.40 : x
  2. Step 2: Convert to fraction form
    105,073,248.40/157,609,872.60 = 64,762,464.40/x
  3. Step 3: Cross multiply
    105,073,248.40x = 157,609,872.60 × 64,762,464.40
  4. Step 4: Simplify right side
    105,073,248.40x = 10,207,203,763,346,034
  5. Step 5: Solve for x
    x = 10,207,203,763,346,034/105,073,248.40
  6. Step 6: Final answer
    x = 97,143,696.60

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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.