Home / 749,146,887.10-1,123,720,330.65-733,841,386.30

Finding the Fourth Proportional to 749,146,887.10, 1,123,720,330.65 and 733,841,386.30

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Solution

The fourth proportional to 749,146,887.10, 1,123,720,330.65 and 733,841,386.30 is: 1,100,762,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,146,887.10 : 1,123,720,330.65 = 733,841,386.30 : x
  2. Step 2: Convert to fraction form
    749,146,887.10/1,123,720,330.65 = 733,841,386.30/x
  3. Step 3: Cross multiply
    749,146,887.10x = 1,123,720,330.65 × 733,841,386.30
  4. Step 4: Simplify right side
    749,146,887.10x = 824,632,485,257,690,368
  5. Step 5: Solve for x
    x = 824,632,485,257,690,368/749,146,887.10
  6. Step 6: Final answer
    x = 1,100,762,079.45

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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.