Home / 756,016,916.40-1,134,025,374.60-549,392,655.60

Finding the Fourth Proportional to 756,016,916.40, 1,134,025,374.60 and 549,392,655.60

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Solution

The fourth proportional to 756,016,916.40, 1,134,025,374.60 and 549,392,655.60 is: 824,088,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,016,916.40 : 1,134,025,374.60 = 549,392,655.60 : x
  2. Step 2: Convert to fraction form
    756,016,916.40/1,134,025,374.60 = 549,392,655.60/x
  3. Step 3: Cross multiply
    756,016,916.40x = 1,134,025,374.60 × 549,392,655.60
  4. Step 4: Simplify right side
    756,016,916.40x = 623,025,212,069,278,720
  5. Step 5: Solve for x
    x = 623,025,212,069,278,720/756,016,916.40
  6. Step 6: Final answer
    x = 824,088,983.40

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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.