Home / 698,281,256.41-1,046,236,598.04-421,350,599.00

Finding the Fourth Proportional to 698,281,256.41, 1,046,236,598.04 and 421,350,599.00

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Solution

The fourth proportional to 698,281,256.41, 1,046,236,598.04 and 421,350,599.00 is: 631,310,683.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,281,256.41 : 1,046,236,598.04 = 421,350,599.00 : x
  2. Step 2: Convert to fraction form
    698,281,256.41/1,046,236,598.04 = 421,350,599.00/x
  3. Step 3: Cross multiply
    698,281,256.41x = 1,046,236,598.04 × 421,350,599.00
  4. Step 4: Simplify right side
    698,281,256.41x = 440,832,417,284,092,928
  5. Step 5: Solve for x
    x = 440,832,417,284,092,928/698,281,256.41
  6. Step 6: Final answer
    x = 631,310,683.54

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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.