Home / 402,772,828.56-604,482,093.84-208,739,717.04

Finding the Fourth Proportional to 402,772,828.56, 604,482,093.84 and 208,739,717.04

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Solution

The fourth proportional to 402,772,828.56, 604,482,093.84 and 208,739,717.04 is: 313,276,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,772,828.56 : 604,482,093.84 = 208,739,717.04 : x
  2. Step 2: Convert to fraction form
    402,772,828.56/604,482,093.84 = 208,739,717.04/x
  3. Step 3: Cross multiply
    402,772,828.56x = 604,482,093.84 × 208,739,717.04
  4. Step 4: Simplify right side
    402,772,828.56x = 126,179,421,223,908,336
  5. Step 5: Solve for x
    x = 126,179,421,223,908,336/402,772,828.56
  6. Step 6: Final answer
    x = 313,276,895.25

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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.