Home / 102,620,483.32-153,937,909.50-41,209,639.96

Finding the Fourth Proportional to 102,620,483.32, 153,937,909.50 and 41,209,639.96

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Solution

The fourth proportional to 102,620,483.32, 153,937,909.50 and 41,209,639.96 is: 61,817,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,620,483.32 : 153,937,909.50 = 41,209,639.96 : x
  2. Step 2: Convert to fraction form
    102,620,483.32/153,937,909.50 = 41,209,639.96/x
  3. Step 3: Cross multiply
    102,620,483.32x = 153,937,909.50 × 41,209,639.96
  4. Step 4: Simplify right side
    102,620,483.32x = 6,343,725,826,690,064
  5. Step 5: Solve for x
    x = 6,343,725,826,690,064/102,620,483.32
  6. Step 6: Final answer
    x = 61,817,345.05

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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.