Home / 209,953,870.20-314,930,805.30-152,133,089.40

Finding the Fourth Proportional to 209,953,870.20, 314,930,805.30 and 152,133,089.40

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Solution

The fourth proportional to 209,953,870.20, 314,930,805.30 and 152,133,089.40 is: 228,199,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,870.20 : 314,930,805.30 = 152,133,089.40 : x
  2. Step 2: Convert to fraction form
    209,953,870.20/314,930,805.30 = 152,133,089.40/x
  3. Step 3: Cross multiply
    209,953,870.20x = 314,930,805.30 × 152,133,089.40
  4. Step 4: Simplify right side
    209,953,870.20x = 47,911,396,357,518,896
  5. Step 5: Solve for x
    x = 47,911,396,357,518,896/209,953,870.20
  6. Step 6: Final answer
    x = 228,199,634.10

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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.