Home / 1,554,123,821.52-2,144,813,131.08-885,097,154.64

Finding the Fourth Proportional to 1,554,123,821.52, 2,144,813,131.08 and 885,097,154.64

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Solution

The fourth proportional to 1,554,123,821.52, 2,144,813,131.08 and 885,097,154.64 is: 1,221,503,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,123,821.52 : 2,144,813,131.08 = 885,097,154.64 : x
  2. Step 2: Convert to fraction form
    1,554,123,821.52/2,144,813,131.08 = 885,097,154.64/x
  3. Step 3: Cross multiply
    1,554,123,821.52x = 2,144,813,131.08 × 885,097,154.64
  4. Step 4: Simplify right side
    1,554,123,821.52x = 1,898,367,999,553,417,216
  5. Step 5: Solve for x
    x = 1,898,367,999,553,417,216/1,554,123,821.52
  6. Step 6: Final answer
    x = 1,221,503,700.84

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Double scale
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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.