Home / 1,657,855,726.64-2,288,041,520.72-943,564,949.52

Finding the Fourth Proportional to 1,657,855,726.64, 2,288,041,520.72 and 943,564,949.52

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Solution

The fourth proportional to 1,657,855,726.64, 2,288,041,520.72 and 943,564,949.52 is: 1,302,233,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,855,726.64 : 2,288,041,520.72 = 943,564,949.52 : x
  2. Step 2: Convert to fraction form
    1,657,855,726.64/2,288,041,520.72 = 943,564,949.52/x
  3. Step 3: Cross multiply
    1,657,855,726.64x = 2,288,041,520.72 × 943,564,949.52
  4. Step 4: Simplify right side
    1,657,855,726.64x = 2,158,915,781,993,113,088
  5. Step 5: Solve for x
    x = 2,158,915,781,993,113,088/1,657,855,726.64
  6. Step 6: Final answer
    x = 1,302,233,811.60

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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.