Home / 206,884,088.84-310,358,019.72-70,537,585.88

Finding the Fourth Proportional to 206,884,088.84, 310,358,019.72 and 70,537,585.88

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Solution

The fourth proportional to 206,884,088.84, 310,358,019.72 and 70,537,585.88 is: 105,817,250.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,884,088.84 : 310,358,019.72 = 70,537,585.88 : x
  2. Step 2: Convert to fraction form
    206,884,088.84/310,358,019.72 = 70,537,585.88/x
  3. Step 3: Cross multiply
    206,884,088.84x = 310,358,019.72 × 70,537,585.88
  4. Step 4: Simplify right side
    206,884,088.84x = 21,891,905,467,994,444
  5. Step 5: Solve for x
    x = 21,891,905,467,994,444/206,884,088.84
  6. Step 6: Final answer
    x = 105,817,250.57

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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.