Home / 102,674,671.16-153,908,375.88-64,363,089.76

Finding the Fourth Proportional to 102,674,671.16, 153,908,375.88 and 64,363,089.76

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Solution

The fourth proportional to 102,674,671.16, 153,908,375.88 and 64,363,089.76 is: 96,479,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,674,671.16 : 153,908,375.88 = 64,363,089.76 : x
  2. Step 2: Convert to fraction form
    102,674,671.16/153,908,375.88 = 64,363,089.76/x
  3. Step 3: Cross multiply
    102,674,671.16x = 153,908,375.88 × 64,363,089.76
  4. Step 4: Simplify right side
    102,674,671.16x = 9,906,018,611,580,258
  5. Step 5: Solve for x
    x = 9,906,018,611,580,258/102,674,671.16
  6. Step 6: Final answer
    x = 96,479,672.15

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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.