Home / 288,748,984,005.80-433,123,476,008.70-276,506,496,553.40

Finding the Fourth Proportional to 288,748,984,005.80, 433,123,476,008.70 and 276,506,496,553.40

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Solution

The fourth proportional to 288,748,984,005.80, 433,123,476,008.70 and 276,506,496,553.40 is: 414,759,744,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,748,984,005.80 : 433,123,476,008.70 = 276,506,496,553.40 : x
  2. Step 2: Convert to fraction form
    288,748,984,005.80/433,123,476,008.70 = 276,506,496,553.40/x
  3. Step 3: Cross multiply
    288,748,984,005.80x = 433,123,476,008.70 × 276,506,496,553.40
  4. Step 4: Simplify right side
    288,748,984,005.80x = 119,761,454,926,196,247,625,728
  5. Step 5: Solve for x
    x = 119,761,454,926,196,247,625,728/288,748,984,005.80
  6. Step 6: Final answer
    x = 414,759,744,830.10

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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.