Home / 358,208,541.40-537,312,812.10-131,244,266.20

Finding the Fourth Proportional to 358,208,541.40, 537,312,812.10 and 131,244,266.20

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Solution

The fourth proportional to 358,208,541.40, 537,312,812.10 and 131,244,266.20 is: 196,866,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,208,541.40 : 537,312,812.10 = 131,244,266.20 : x
  2. Step 2: Convert to fraction form
    358,208,541.40/537,312,812.10 = 131,244,266.20/x
  3. Step 3: Cross multiply
    358,208,541.40x = 537,312,812.10 × 131,244,266.20
  4. Step 4: Simplify right side
    358,208,541.40x = 70,519,225,743,922,984
  5. Step 5: Solve for x
    x = 70,519,225,743,922,984/358,208,541.40
  6. Step 6: Final answer
    x = 196,866,399.30

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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.