Home / 136,487,341.40-204,731,012.10-102,475,117.40

Finding the Fourth Proportional to 136,487,341.40, 204,731,012.10 and 102,475,117.40

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Solution

The fourth proportional to 136,487,341.40, 204,731,012.10 and 102,475,117.40 is: 153,712,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,487,341.40 : 204,731,012.10 = 102,475,117.40 : x
  2. Step 2: Convert to fraction form
    136,487,341.40/204,731,012.10 = 102,475,117.40/x
  3. Step 3: Cross multiply
    136,487,341.40x = 204,731,012.10 × 102,475,117.40
  4. Step 4: Simplify right side
    136,487,341.40x = 20,979,834,500,368,320
  5. Step 5: Solve for x
    x = 20,979,834,500,368,320/136,487,341.40
  6. Step 6: Final answer
    x = 153,712,676.10

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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.