Home / 442,920,689.60-664,381,034.40-417,411,521.60

Finding the Fourth Proportional to 442,920,689.60, 664,381,034.40 and 417,411,521.60

Calculator

Solution

The fourth proportional to 442,920,689.60, 664,381,034.40 and 417,411,521.60 is: 626,117,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,920,689.60 : 664,381,034.40 = 417,411,521.60 : x
  2. Step 2: Convert to fraction form
    442,920,689.60/664,381,034.40 = 417,411,521.60/x
  3. Step 3: Cross multiply
    442,920,689.60x = 664,381,034.40 × 417,411,521.60
  4. Step 4: Simplify right side
    442,920,689.60x = 277,320,298,491,085,952
  5. Step 5: Solve for x
    x = 277,320,298,491,085,952/442,920,689.60
  6. Step 6: Final answer
    x = 626,117,282.40

Related Problems

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.