Home / 460,010,925,349.92-690,030,445,259.40-157,819,289,162.52

Finding the Fourth Proportional to 460,010,925,349.92, 690,030,445,259.40 and 157,819,289,162.52

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Solution

The fourth proportional to 460,010,925,349.92, 690,030,445,259.40 and 157,819,289,162.52 is: 236,733,756,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,010,925,349.92 : 690,030,445,259.40 = 157,819,289,162.52 : x
  2. Step 2: Convert to fraction form
    460,010,925,349.92/690,030,445,259.40 = 157,819,289,162.52/x
  3. Step 3: Cross multiply
    460,010,925,349.92x = 690,030,445,259.40 × 157,819,289,162.52
  4. Step 4: Simplify right side
    460,010,925,349.92x = 108,900,114,371,335,667,318,784
  5. Step 5: Solve for x
    x = 108,900,114,371,335,667,318,784/460,010,925,349.92
  6. Step 6: Final answer
    x = 236,733,756,461.32

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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.