Home / 80,838,033.40-121,257,050.10-29,713,409.20

Finding the Fourth Proportional to 80,838,033.40, 121,257,050.10 and 29,713,409.20

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Solution

The fourth proportional to 80,838,033.40, 121,257,050.10 and 29,713,409.20 is: 44,570,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,838,033.40 : 121,257,050.10 = 29,713,409.20 : x
  2. Step 2: Convert to fraction form
    80,838,033.40/121,257,050.10 = 29,713,409.20/x
  3. Step 3: Cross multiply
    80,838,033.40x = 121,257,050.10 × 29,713,409.20
  4. Step 4: Simplify right side
    80,838,033.40x = 3,602,960,348,006,200.50
  5. Step 5: Solve for x
    x = 3,602,960,348,006,200.50/80,838,033.40
  6. Step 6: Final answer
    x = 44,570,113.80

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1.5x scale

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.