Home / 359,544,959.79-496,030,870.90-208,811,956.35

Finding the Fourth Proportional to 359,544,959.79, 496,030,870.90 and 208,811,956.35

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Solution

The fourth proportional to 359,544,959.79, 496,030,870.90 and 208,811,956.35 is: 288,078,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,544,959.79 : 496,030,870.90 = 208,811,956.35 : x
  2. Step 2: Convert to fraction form
    359,544,959.79/496,030,870.90 = 208,811,956.35/x
  3. Step 3: Cross multiply
    359,544,959.79x = 496,030,870.90 × 208,811,956.35
  4. Step 4: Simplify right side
    359,544,959.79x = 103,577,176,562,623,280
  5. Step 5: Solve for x
    x = 103,577,176,562,623,280/359,544,959.79
  6. Step 6: Final answer
    x = 288,078,510.75

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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.