Home / 111,466,306.57-153,814,502.74-64,426,427.30

Finding the Fourth Proportional to 111,466,306.57, 153,814,502.74 and 64,426,427.30

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Solution

The fourth proportional to 111,466,306.57, 153,814,502.74 and 64,426,427.30 is: 88,903,267.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,466,306.57 : 153,814,502.74 = 64,426,427.30 : x
  2. Step 2: Convert to fraction form
    111,466,306.57/153,814,502.74 = 64,426,427.30/x
  3. Step 3: Cross multiply
    111,466,306.57x = 153,814,502.74 × 64,426,427.30
  4. Step 4: Simplify right side
    111,466,306.57x = 9,909,718,877,373,058
  5. Step 5: Solve for x
    x = 9,909,718,877,373,058/111,466,306.57
  6. Step 6: Final answer
    x = 88,903,267.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.