Home / 549,504,623.40-824,256,935.10-545,678,248.20

Finding the Fourth Proportional to 549,504,623.40, 824,256,935.10 and 545,678,248.20

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Solution

The fourth proportional to 549,504,623.40, 824,256,935.10 and 545,678,248.20 is: 818,517,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,504,623.40 : 824,256,935.10 = 545,678,248.20 : x
  2. Step 2: Convert to fraction form
    549,504,623.40/824,256,935.10 = 545,678,248.20/x
  3. Step 3: Cross multiply
    549,504,623.40x = 824,256,935.10 × 545,678,248.20
  4. Step 4: Simplify right side
    549,504,623.40x = 449,779,080,412,069,120
  5. Step 5: Solve for x
    x = 449,779,080,412,069,120/549,504,623.40
  6. Step 6: Final answer
    x = 818,517,372.30

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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.