Home / 713,088,006.30-1,069,632,009.45-614,452,556.70

Finding the Fourth Proportional to 713,088,006.30, 1,069,632,009.45 and 614,452,556.70

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Solution

The fourth proportional to 713,088,006.30, 1,069,632,009.45 and 614,452,556.70 is: 921,678,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,088,006.30 : 1,069,632,009.45 = 614,452,556.70 : x
  2. Step 2: Convert to fraction form
    713,088,006.30/1,069,632,009.45 = 614,452,556.70/x
  3. Step 3: Cross multiply
    713,088,006.30x = 1,069,632,009.45 × 614,452,556.70
  4. Step 4: Simplify right side
    713,088,006.30x = 657,238,122,934,711,168
  5. Step 5: Solve for x
    x = 657,238,122,934,711,168/713,088,006.30
  6. Step 6: Final answer
    x = 921,678,835.05

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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.