Home / 156,585,272.80-234,877,909.20-134,583,615.40

Finding the Fourth Proportional to 156,585,272.80, 234,877,909.20 and 134,583,615.40

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Solution

The fourth proportional to 156,585,272.80, 234,877,909.20 and 134,583,615.40 is: 201,875,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585,272.80 : 234,877,909.20 = 134,583,615.40 : x
  2. Step 2: Convert to fraction form
    156,585,272.80/234,877,909.20 = 134,583,615.40/x
  3. Step 3: Cross multiply
    156,585,272.80x = 234,877,909.20 × 134,583,615.40
  4. Step 4: Simplify right side
    156,585,272.80x = 31,610,718,197,728,920
  5. Step 5: Solve for x
    x = 31,610,718,197,728,920/156,585,272.80
  6. Step 6: Final answer
    x = 201,875,423.10

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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.