Home / 159,426,689.10-239,140,033.65-105,007,130.70

Finding the Fourth Proportional to 159,426,689.10, 239,140,033.65 and 105,007,130.70

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Solution

The fourth proportional to 159,426,689.10, 239,140,033.65 and 105,007,130.70 is: 157,510,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,426,689.10 : 239,140,033.65 = 105,007,130.70 : x
  2. Step 2: Convert to fraction form
    159,426,689.10/239,140,033.65 = 105,007,130.70/x
  3. Step 3: Cross multiply
    159,426,689.10x = 239,140,033.65 × 105,007,130.70
  4. Step 4: Simplify right side
    159,426,689.10x = 25,111,408,769,087,948
  5. Step 5: Solve for x
    x = 25,111,408,769,087,948/159,426,689.10
  6. Step 6: Final answer
    x = 157,510,696.05

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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.