Home / 1,404,103,689.70-2,106,155,534.55-678,509,577.70

Finding the Fourth Proportional to 1,404,103,689.70, 2,106,155,534.55 and 678,509,577.70

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Solution

The fourth proportional to 1,404,103,689.70, 2,106,155,534.55 and 678,509,577.70 is: 1,017,764,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,103,689.70 : 2,106,155,534.55 = 678,509,577.70 : x
  2. Step 2: Convert to fraction form
    1,404,103,689.70/2,106,155,534.55 = 678,509,577.70/x
  3. Step 3: Cross multiply
    1,404,103,689.70x = 2,106,155,534.55 × 678,509,577.70
  4. Step 4: Simplify right side
    1,404,103,689.70x = 1,429,046,702,318,038,272
  5. Step 5: Solve for x
    x = 1,429,046,702,318,038,272/1,404,103,689.70
  6. Step 6: Final answer
    x = 1,017,764,366.55

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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.