Home / 1,905,336,088.12-2,857,487,920.98-524,822,280.76

Finding the Fourth Proportional to 1,905,336,088.12, 2,857,487,920.98 and 524,822,280.76

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Solution

The fourth proportional to 1,905,336,088.12, 2,857,487,920.98 and 524,822,280.76 is: 787,091,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,336,088.12 : 2,857,487,920.98 = 524,822,280.76 : x
  2. Step 2: Convert to fraction form
    1,905,336,088.12/2,857,487,920.98 = 524,822,280.76/x
  3. Step 3: Cross multiply
    1,905,336,088.12x = 2,857,487,920.98 × 524,822,280.76
  4. Step 4: Simplify right side
    1,905,336,088.12x = 1,499,673,327,932,874,240
  5. Step 5: Solve for x
    x = 1,499,673,327,932,874,240/1,905,336,088.12
  6. Step 6: Final answer
    x = 787,091,231.45

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Find fourth proportional to 1,905,336,089.12, 2,857,487,922.48 and 524,822,281.76
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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.