Home / 838,121,650,278.55-1,156,823,075,627.40-545,874,825,875.55

Finding the Fourth Proportional to 838,121,650,278.55, 1,156,823,075,627.40 and 545,874,825,875.55

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Solution

The fourth proportional to 838,121,650,278.55, 1,156,823,075,627.40 and 545,874,825,875.55 is: 753,447,419,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,121,650,278.55 : 1,156,823,075,627.40 = 545,874,825,875.55 : x
  2. Step 2: Convert to fraction form
    838,121,650,278.55/1,156,823,075,627.40 = 545,874,825,875.55/x
  3. Step 3: Cross multiply
    838,121,650,278.55x = 1,156,823,075,627.40 × 545,874,825,875.55
  4. Step 4: Simplify right side
    838,121,650,278.55x = 631,480,594,976,925,133,307,904
  5. Step 5: Solve for x
    x = 631,480,594,976,925,133,307,904/838,121,650,278.55
  6. Step 6: Final answer
    x = 753,447,419,914.58

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Double scale
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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.