Home / 740,551,289.76-1,111,011,957.27-522,627,018.66

Finding the Fourth Proportional to 740,551,289.76, 1,111,011,957.27 and 522,627,018.66

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Solution

The fourth proportional to 740,551,289.76, 1,111,011,957.27 and 522,627,018.66 is: 784,071,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,551,289.76 : 1,111,011,957.27 = 522,627,018.66 : x
  2. Step 2: Convert to fraction form
    740,551,289.76/1,111,011,957.27 = 522,627,018.66/x
  3. Step 3: Cross multiply
    740,551,289.76x = 1,111,011,957.27 × 522,627,018.66
  4. Step 4: Simplify right side
    740,551,289.76x = 580,644,866,923,631,488
  5. Step 5: Solve for x
    x = 580,644,866,923,631,488/740,551,289.76
  6. Step 6: Final answer
    x = 784,071,103.45

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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.