Home / 105,073,283.90-157,609,925.85-64,762,499.90

Finding the Fourth Proportional to 105,073,283.90, 157,609,925.85 and 64,762,499.90

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Solution

The fourth proportional to 105,073,283.90, 157,609,925.85 and 64,762,499.90 is: 97,143,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,073,283.90 : 157,609,925.85 = 64,762,499.90 : x
  2. Step 2: Convert to fraction form
    105,073,283.90/157,609,925.85 = 64,762,499.90/x
  3. Step 3: Cross multiply
    105,073,283.90x = 157,609,925.85 × 64,762,499.90
  4. Step 4: Simplify right side
    105,073,283.90x = 10,207,212,807,099,632
  5. Step 5: Solve for x
    x = 10,207,212,807,099,632/105,073,283.90
  6. Step 6: Final answer
    x = 97,143,749.85

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1.5x scale

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.