Home / 37,842,492,931.56-52,222,978,615.86-20,927,278,600.20

Finding the Fourth Proportional to 37,842,492,931.56, 52,222,978,615.86 and 20,927,278,600.20

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Solution

The fourth proportional to 37,842,492,931.56, 52,222,978,615.86 and 20,927,278,600.20 is: 28,879,831,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842,492,931.56 : 52,222,978,615.86 = 20,927,278,600.20 : x
  2. Step 2: Convert to fraction form
    37,842,492,931.56/52,222,978,615.86 = 20,927,278,600.20/x
  3. Step 3: Cross multiply
    37,842,492,931.56x = 52,222,978,615.86 × 20,927,278,600.20
  4. Step 4: Simplify right side
    37,842,492,931.56x = 1,092,884,822,826,389,209,088
  5. Step 5: Solve for x
    x = 1,092,884,822,826,389,209,088/37,842,492,931.56
  6. Step 6: Final answer
    x = 28,879,831,590.45

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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.