Home / 1,578,817,390,746.60-2,178,780,791,872.40-874,895,012,687.88

Finding the Fourth Proportional to 1,578,817,390,746.60, 2,178,780,791,872.40 and 874,895,012,687.88

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Solution

The fourth proportional to 1,578,817,390,746.60, 2,178,780,791,872.40 and 874,895,012,687.88 is: 1,207,362,206,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,817,390,746.60 : 2,178,780,791,872.40 = 874,895,012,687.88 : x
  2. Step 2: Convert to fraction form
    1,578,817,390,746.60/2,178,780,791,872.40 = 874,895,012,687.88/x
  3. Step 3: Cross multiply
    1,578,817,390,746.60x = 2,178,780,791,872.40 × 874,895,012,687.88
  4. Step 4: Simplify right side
    1,578,817,390,746.60x = 1,906,204,448,549,312,588,152,832
  5. Step 5: Solve for x
    x = 1,906,204,448,549,312,588,152,832/1,578,817,390,746.60
  6. Step 6: Final answer
    x = 1,207,362,206,498.05

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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.