Home / 671,330,223.80-1,006,995,335.70-489,931,695.80

Finding the Fourth Proportional to 671,330,223.80, 1,006,995,335.70 and 489,931,695.80

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Solution

The fourth proportional to 671,330,223.80, 1,006,995,335.70 and 489,931,695.80 is: 734,897,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,330,223.80 : 1,006,995,335.70 = 489,931,695.80 : x
  2. Step 2: Convert to fraction form
    671,330,223.80/1,006,995,335.70 = 489,931,695.80/x
  3. Step 3: Cross multiply
    671,330,223.80x = 1,006,995,335.70 × 489,931,695.80
  4. Step 4: Simplify right side
    671,330,223.80x = 493,358,932,482,191,296
  5. Step 5: Solve for x
    x = 493,358,932,482,191,296/671,330,223.80
  6. Step 6: Final answer
    x = 734,897,543.70

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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.