Home / 410,160,491.70-615,240,737.55-195,169,643.70

Finding the Fourth Proportional to 410,160,491.70, 615,240,737.55 and 195,169,643.70

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Solution

The fourth proportional to 410,160,491.70, 615,240,737.55 and 195,169,643.70 is: 292,754,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,160,491.70 : 615,240,737.55 = 195,169,643.70 : x
  2. Step 2: Convert to fraction form
    410,160,491.70/615,240,737.55 = 195,169,643.70/x
  3. Step 3: Cross multiply
    410,160,491.70x = 615,240,737.55 × 195,169,643.70
  4. Step 4: Simplify right side
    410,160,491.70x = 120,076,315,537,358,688
  5. Step 5: Solve for x
    x = 120,076,315,537,358,688/410,160,491.70
  6. Step 6: Final answer
    x = 292,754,465.55

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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.