Home / 291,230,258.80-436,847,021.08-97,141,141.04

Finding the Fourth Proportional to 291,230,258.80, 436,847,021.08 and 97,141,141.04

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Solution

The fourth proportional to 291,230,258.80, 436,847,021.08 and 97,141,141.04 is: 145,712,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,230,258.80 : 436,847,021.08 = 97,141,141.04 : x
  2. Step 2: Convert to fraction form
    291,230,258.80/436,847,021.08 = 97,141,141.04/x
  3. Step 3: Cross multiply
    291,230,258.80x = 436,847,021.08 × 97,141,141.04
  4. Step 4: Simplify right side
    291,230,258.80x = 42,435,818,087,636,136
  5. Step 5: Solve for x
    x = 42,435,818,087,636,136/291,230,258.80
  6. Step 6: Final answer
    x = 145,712,256.21

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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.