Home / 117,417,670.16-162,037,713.76-64,495,612.96

Finding the Fourth Proportional to 117,417,670.16, 162,037,713.76 and 64,495,612.96

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Solution

The fourth proportional to 117,417,670.16, 162,037,713.76 and 64,495,612.96 is: 89,004,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,417,670.16 : 162,037,713.76 = 64,495,612.96 : x
  2. Step 2: Convert to fraction form
    117,417,670.16/162,037,713.76 = 64,495,612.96/x
  3. Step 3: Cross multiply
    117,417,670.16x = 162,037,713.76 × 64,495,612.96
  4. Step 4: Simplify right side
    117,417,670.16x = 10,450,721,671,588,226
  5. Step 5: Solve for x
    x = 10,450,721,671,588,226/117,417,670.16
  6. Step 6: Final answer
    x = 89,004,675.85

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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.