Home / 156,534,838.52-216,038,006.12-94,655,619.96

Finding the Fourth Proportional to 156,534,838.52, 216,038,006.12 and 94,655,619.96

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Solution

The fourth proportional to 156,534,838.52, 216,038,006.12 and 94,655,619.96 is: 130,636,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,534,838.52 : 216,038,006.12 = 94,655,619.96 : x
  2. Step 2: Convert to fraction form
    156,534,838.52/216,038,006.12 = 94,655,619.96/x
  3. Step 3: Cross multiply
    156,534,838.52x = 216,038,006.12 × 94,655,619.96
  4. Step 4: Simplify right side
    156,534,838.52x = 20,449,211,404,210,872
  5. Step 5: Solve for x
    x = 20,449,211,404,210,872/156,534,838.52
  6. Step 6: Final answer
    x = 130,636,806.46

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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.