Home / 1,006,426,017.36-1,388,865,060.36-566,392,869.84

Finding the Fourth Proportional to 1,006,426,017.36, 1,388,865,060.36 and 566,392,869.84

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Solution

The fourth proportional to 1,006,426,017.36, 1,388,865,060.36 and 566,392,869.84 is: 781,620,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,426,017.36 : 1,388,865,060.36 = 566,392,869.84 : x
  2. Step 2: Convert to fraction form
    1,006,426,017.36/1,388,865,060.36 = 566,392,869.84/x
  3. Step 3: Cross multiply
    1,006,426,017.36x = 1,388,865,060.36 × 566,392,869.84
  4. Step 4: Simplify right side
    1,006,426,017.36x = 786,643,267,357,805,184
  5. Step 5: Solve for x
    x = 786,643,267,357,805,184/1,006,426,017.36
  6. Step 6: Final answer
    x = 781,620,560.07

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