Home / 756,016,901.40-1,134,025,352.10-549,392,640.60

Finding the Fourth Proportional to 756,016,901.40, 1,134,025,352.10 and 549,392,640.60

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Solution

The fourth proportional to 756,016,901.40, 1,134,025,352.10 and 549,392,640.60 is: 824,088,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,016,901.40 : 1,134,025,352.10 = 549,392,640.60 : x
  2. Step 2: Convert to fraction form
    756,016,901.40/1,134,025,352.10 = 549,392,640.60/x
  3. Step 3: Cross multiply
    756,016,901.40x = 1,134,025,352.10 × 549,392,640.60
  4. Step 4: Simplify right side
    756,016,901.40x = 623,025,182,697,563,776
  5. Step 5: Solve for x
    x = 623,025,182,697,563,776/756,016,901.40
  6. Step 6: Final answer
    x = 824,088,960.90

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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.