Home / 2,870,888,915.10-4,306,333,372.65-1,030,402,443.90

Finding the Fourth Proportional to 2,870,888,915.10, 4,306,333,372.65 and 1,030,402,443.90

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Solution

The fourth proportional to 2,870,888,915.10, 4,306,333,372.65 and 1,030,402,443.90 is: 1,545,603,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,888,915.10 : 4,306,333,372.65 = 1,030,402,443.90 : x
  2. Step 2: Convert to fraction form
    2,870,888,915.10/4,306,333,372.65 = 1,030,402,443.90/x
  3. Step 3: Cross multiply
    2,870,888,915.10x = 4,306,333,372.65 × 1,030,402,443.90
  4. Step 4: Simplify right side
    2,870,888,915.10x = 4,437,256,431,426,689,024
  5. Step 5: Solve for x
    x = 4,437,256,431,426,689,024/2,870,888,915.10
  6. Step 6: Final answer
    x = 1,545,603,665.85

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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.