Home / 816,294,677,363.60-1,224,442,016,045.40-549,856,519,437.20

Finding the Fourth Proportional to 816,294,677,363.60, 1,224,442,016,045.40 and 549,856,519,437.20

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Solution

The fourth proportional to 816,294,677,363.60, 1,224,442,016,045.40 and 549,856,519,437.20 is: 824,784,779,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,294,677,363.60 : 1,224,442,016,045.40 = 549,856,519,437.20 : x
  2. Step 2: Convert to fraction form
    816,294,677,363.60/1,224,442,016,045.40 = 549,856,519,437.20/x
  3. Step 3: Cross multiply
    816,294,677,363.60x = 1,224,442,016,045.40 × 549,856,519,437.20
  4. Step 4: Simplify right side
    816,294,677,363.60x = 673,267,425,195,391,660,851,200
  5. Step 5: Solve for x
    x = 673,267,425,195,391,660,851,200/816,294,677,363.60
  6. Step 6: Final answer
    x = 824,784,779,155.80

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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.