Home / 2,118,883,577.61-2,923,869,281.33-1,226,870,508.69

Finding the Fourth Proportional to 2,118,883,577.61, 2,923,869,281.33 and 1,226,870,508.69

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Solution

The fourth proportional to 2,118,883,577.61, 2,923,869,281.33 and 1,226,870,508.69 is: 1,692,971,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,883,577.61 : 2,923,869,281.33 = 1,226,870,508.69 : x
  2. Step 2: Convert to fraction form
    2,118,883,577.61/2,923,869,281.33 = 1,226,870,508.69/x
  3. Step 3: Cross multiply
    2,118,883,577.61x = 2,923,869,281.33 × 1,226,870,508.69
  4. Step 4: Simplify right side
    2,118,883,577.61x = 3,587,208,992,513,782,272
  5. Step 5: Solve for x
    x = 3,587,208,992,513,782,272/2,118,883,577.61
  6. Step 6: Final answer
    x = 1,692,971,256.39

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1.5x scale

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.