Home / 260,963,502.32-391,597,895.15-97,314,316.40

Finding the Fourth Proportional to 260,963,502.32, 391,597,895.15 and 97,314,316.40

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Solution

The fourth proportional to 260,963,502.32, 391,597,895.15 and 97,314,316.40 is: 146,028,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,963,502.32 : 391,597,895.15 = 97,314,316.40 : x
  2. Step 2: Convert to fraction form
    260,963,502.32/391,597,895.15 = 97,314,316.40/x
  3. Step 3: Cross multiply
    260,963,502.32x = 391,597,895.15 × 97,314,316.40
  4. Step 4: Simplify right side
    260,963,502.32x = 38,108,081,470,201,128
  5. Step 5: Solve for x
    x = 38,108,081,470,201,128/260,963,502.32
  6. Step 6: Final answer
    x = 146,028,395.28

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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.