Home / 1,300,678,087.68-1,794,931,214.70-705,962,539.41

Finding the Fourth Proportional to 1,300,678,087.68, 1,794,931,214.70 and 705,962,539.41

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Solution

The fourth proportional to 1,300,678,087.68, 1,794,931,214.70 and 705,962,539.41 is: 974,225,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,678,087.68 : 1,794,931,214.70 = 705,962,539.41 : x
  2. Step 2: Convert to fraction form
    1,300,678,087.68/1,794,931,214.70 = 705,962,539.41/x
  3. Step 3: Cross multiply
    1,300,678,087.68x = 1,794,931,214.70 × 705,962,539.41
  4. Step 4: Simplify right side
    1,300,678,087.68x = 1,267,154,198,395,887,872
  5. Step 5: Solve for x
    x = 1,267,154,198,395,887,872/1,300,678,087.68
  6. Step 6: Final answer
    x = 974,225,836.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.