Home / 96,768,298.60-145,218,803.10-42,954,231.40

Finding the Fourth Proportional to 96,768,298.60, 145,218,803.10 and 42,954,231.40

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Solution

The fourth proportional to 96,768,298.60, 145,218,803.10 and 42,954,231.40 is: 64,460,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,298.60 : 145,218,803.10 = 42,954,231.40 : x
  2. Step 2: Convert to fraction form
    96,768,298.60/145,218,803.10 = 42,954,231.40/x
  3. Step 3: Cross multiply
    96,768,298.60x = 145,218,803.10 × 42,954,231.40
  4. Step 4: Simplify right side
    96,768,298.60x = 6,237,762,071,988,437
  5. Step 5: Solve for x
    x = 6,237,762,071,988,437/96,768,298.60
  6. Step 6: Final answer
    x = 64,460,801.34

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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.