Home / 898,258,071.71-1,347,869,472.35-373,989,097.64

Finding the Fourth Proportional to 898,258,071.71, 1,347,869,472.35 and 373,989,097.64

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Solution

The fourth proportional to 898,258,071.71, 1,347,869,472.35 and 373,989,097.64 is: 561,184,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,258,071.71 : 1,347,869,472.35 = 373,989,097.64 : x
  2. Step 2: Convert to fraction form
    898,258,071.71/1,347,869,472.35 = 373,989,097.64/x
  3. Step 3: Cross multiply
    898,258,071.71x = 1,347,869,472.35 × 373,989,097.64
  4. Step 4: Simplify right side
    898,258,071.71x = 504,088,487,692,070,144
  5. Step 5: Solve for x
    x = 504,088,487,692,070,144/898,258,071.71
  6. Step 6: Final answer
    x = 561,184,478.68

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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.