Home / 55,520,970,009.50-76,618,938,613.12-31,759,180,017.50

Finding the Fourth Proportional to 55,520,970,009.50, 76,618,938,613.12 and 31,759,180,017.50

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Solution

The fourth proportional to 55,520,970,009.50, 76,618,938,613.12 and 31,759,180,017.50 is: 43,827,668,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,520,970,009.50 : 76,618,938,613.12 = 31,759,180,017.50 : x
  2. Step 2: Convert to fraction form
    55,520,970,009.50/76,618,938,613.12 = 31,759,180,017.50/x
  3. Step 3: Cross multiply
    55,520,970,009.50x = 76,618,938,613.12 × 31,759,180,017.50
  4. Step 4: Simplify right side
    55,520,970,009.50x = 2,433,354,664,163,859,759,104
  5. Step 5: Solve for x
    x = 2,433,354,664,163,859,759,104/55,520,970,009.50
  6. Step 6: Final answer
    x = 43,827,668,424.16

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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.