Home / 72,136,711,281.32-108,208,468,144.38-59,522,172,592.04

Finding the Fourth Proportional to 72,136,711,281.32, 108,208,468,144.38 and 59,522,172,592.04

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Solution

The fourth proportional to 72,136,711,281.32, 108,208,468,144.38 and 59,522,172,592.04 is: 89,286,065,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,136,711,281.32 : 108,208,468,144.38 = 59,522,172,592.04 : x
  2. Step 2: Convert to fraction form
    72,136,711,281.32/108,208,468,144.38 = 59,522,172,592.04/x
  3. Step 3: Cross multiply
    72,136,711,281.32x = 108,208,468,144.38 × 59,522,172,592.04
  4. Step 4: Simplify right side
    72,136,711,281.32x = 6,440,803,116,810,049,159,168
  5. Step 5: Solve for x
    x = 6,440,803,116,810,049,159,168/72,136,711,281.32
  6. Step 6: Final answer
    x = 89,286,065,339.08

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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.