Home / 586,432,547.28-879,222,325.56-275,379,880.86

Finding the Fourth Proportional to 586,432,547.28, 879,222,325.56 and 275,379,880.86

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Solution

The fourth proportional to 586,432,547.28, 879,222,325.56 and 275,379,880.86 is: 412,869,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,432,547.28 : 879,222,325.56 = 275,379,880.86 : x
  2. Step 2: Convert to fraction form
    586,432,547.28/879,222,325.56 = 275,379,880.86/x
  3. Step 3: Cross multiply
    586,432,547.28x = 879,222,325.56 × 275,379,880.86
  4. Step 4: Simplify right side
    586,432,547.28x = 242,120,139,262,164,928
  5. Step 5: Solve for x
    x = 242,120,139,262,164,928/586,432,547.28
  6. Step 6: Final answer
    x = 412,869,545.50

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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.