Home / 996,617,124.30-1,494,925,686.45-764,164,830.90

Finding the Fourth Proportional to 996,617,124.30, 1,494,925,686.45 and 764,164,830.90

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Solution

The fourth proportional to 996,617,124.30, 1,494,925,686.45 and 764,164,830.90 is: 1,146,247,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,617,124.30 : 1,494,925,686.45 = 764,164,830.90 : x
  2. Step 2: Convert to fraction form
    996,617,124.30/1,494,925,686.45 = 764,164,830.90/x
  3. Step 3: Cross multiply
    996,617,124.30x = 1,494,925,686.45 × 764,164,830.90
  4. Step 4: Simplify right side
    996,617,124.30x = 1,142,369,634,394,130,688
  5. Step 5: Solve for x
    x = 1,142,369,634,394,130,688/996,617,124.30
  6. Step 6: Final answer
    x = 1,146,247,246.35

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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.