Home / 103,513,730.60-155,248,823.10-52,347,650.60

Finding the Fourth Proportional to 103,513,730.60, 155,248,823.10 and 52,347,650.60

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Solution

The fourth proportional to 103,513,730.60, 155,248,823.10 and 52,347,650.60 is: 78,510,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,513,730.60 : 155,248,823.10 = 52,347,650.60 : x
  2. Step 2: Convert to fraction form
    103,513,730.60/155,248,823.10 = 52,347,650.60/x
  3. Step 3: Cross multiply
    103,513,730.60x = 155,248,823.10 × 52,347,650.60
  4. Step 4: Simplify right side
    103,513,730.60x = 8,126,911,147,700,009
  5. Step 5: Solve for x
    x = 8,126,911,147,700,009/103,513,730.60
  6. Step 6: Final answer
    x = 78,510,465.24

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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.