Home / 1,137,402,436.70-1,706,103,655.05-984,347,428.70

Finding the Fourth Proportional to 1,137,402,436.70, 1,706,103,655.05 and 984,347,428.70

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Solution

The fourth proportional to 1,137,402,436.70, 1,706,103,655.05 and 984,347,428.70 is: 1,476,521,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,402,436.70 : 1,706,103,655.05 = 984,347,428.70 : x
  2. Step 2: Convert to fraction form
    1,137,402,436.70/1,706,103,655.05 = 984,347,428.70/x
  3. Step 3: Cross multiply
    1,137,402,436.70x = 1,706,103,655.05 × 984,347,428.70
  4. Step 4: Simplify right side
    1,137,402,436.70x = 1,679,398,745,944,139,264
  5. Step 5: Solve for x
    x = 1,679,398,745,944,139,264/1,137,402,436.70
  6. Step 6: Final answer
    x = 1,476,521,143.05

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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.