Home / 459,091,805.40-688,637,708.10-459,091,805.40

Finding the Fourth Proportional to 459,091,805.40, 688,637,708.10 and 459,091,805.40

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Solution

The fourth proportional to 459,091,805.40, 688,637,708.10 and 459,091,805.40 is: 688,637,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,091,805.40 : 688,637,708.10 = 459,091,805.40 : x
  2. Step 2: Convert to fraction form
    459,091,805.40/688,637,708.10 = 459,091,805.40/x
  3. Step 3: Cross multiply
    459,091,805.40x = 688,637,708.10 × 459,091,805.40
  4. Step 4: Simplify right side
    459,091,805.40x = 316,147,928,678,147,200
  5. Step 5: Solve for x
    x = 316,147,928,678,147,200/459,091,805.40
  6. Step 6: Final answer
    x = 688,637,708.10

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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.