Home / 156,666,552.75-216,330,367.28-130,697,196.75

Finding the Fourth Proportional to 156,666,552.75, 216,330,367.28 and 130,697,196.75

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Solution

The fourth proportional to 156,666,552.75, 216,330,367.28 and 130,697,196.75 is: 180,471,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,666,552.75 : 216,330,367.28 = 130,697,196.75 : x
  2. Step 2: Convert to fraction form
    156,666,552.75/216,330,367.28 = 130,697,196.75/x
  3. Step 3: Cross multiply
    156,666,552.75x = 216,330,367.28 × 130,697,196.75
  4. Step 4: Simplify right side
    156,666,552.75x = 28,273,772,574,740,436
  5. Step 5: Solve for x
    x = 28,273,772,574,740,436/156,666,552.75
  6. Step 6: Final answer
    x = 180,471,020.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.