Home / 1,720,406,575.40-2,580,609,863.10-571,549,231.40

Finding the Fourth Proportional to 1,720,406,575.40, 2,580,609,863.10 and 571,549,231.40

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Solution

The fourth proportional to 1,720,406,575.40, 2,580,609,863.10 and 571,549,231.40 is: 857,323,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,406,575.40 : 2,580,609,863.10 = 571,549,231.40 : x
  2. Step 2: Convert to fraction form
    1,720,406,575.40/2,580,609,863.10 = 571,549,231.40/x
  3. Step 3: Cross multiply
    1,720,406,575.40x = 2,580,609,863.10 × 571,549,231.40
  4. Step 4: Simplify right side
    1,720,406,575.40x = 1,474,945,583,798,064,128
  5. Step 5: Solve for x
    x = 1,474,945,583,798,064,128/1,720,406,575.40
  6. Step 6: Final answer
    x = 857,323,847.10

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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.