Home / 219,674,715.06-303,131,068.70-130,351,264.46

Finding the Fourth Proportional to 219,674,715.06, 303,131,068.70 and 130,351,264.46

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Solution

The fourth proportional to 219,674,715.06, 303,131,068.70 and 130,351,264.46 is: 179,872,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,674,715.06 : 303,131,068.70 = 130,351,264.46 : x
  2. Step 2: Convert to fraction form
    219,674,715.06/303,131,068.70 = 130,351,264.46/x
  3. Step 3: Cross multiply
    219,674,715.06x = 303,131,068.70 × 130,351,264.46
  4. Step 4: Simplify right side
    219,674,715.06x = 39,513,518,102,156,128
  5. Step 5: Solve for x
    x = 39,513,518,102,156,128/219,674,715.06
  6. Step 6: Final answer
    x = 179,872,854.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.