Home / 898,347,399.60-1,347,521,099.40-549,155,233.20

Finding the Fourth Proportional to 898,347,399.60, 1,347,521,099.40 and 549,155,233.20

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Solution

The fourth proportional to 898,347,399.60, 1,347,521,099.40 and 549,155,233.20 is: 823,732,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,347,399.60 : 1,347,521,099.40 = 549,155,233.20 : x
  2. Step 2: Convert to fraction form
    898,347,399.60/1,347,521,099.40 = 549,155,233.20/x
  3. Step 3: Cross multiply
    898,347,399.60x = 1,347,521,099.40 × 549,155,233.20
  4. Step 4: Simplify right side
    898,347,399.60x = 739,998,263,582,927,488
  5. Step 5: Solve for x
    x = 739,998,263,582,927,488/898,347,399.60
  6. Step 6: Final answer
    x = 823,732,849.80

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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.