Home / 6,390,059,975.68-8,818,113,593.77-3,570,691,068.94

Finding the Fourth Proportional to 6,390,059,975.68, 8,818,113,593.77 and 3,570,691,068.94

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Solution

The fourth proportional to 6,390,059,975.68, 8,818,113,593.77 and 3,570,691,068.94 is: 4,927,459,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,059,975.68 : 8,818,113,593.77 = 3,570,691,068.94 : x
  2. Step 2: Convert to fraction form
    6,390,059,975.68/8,818,113,593.77 = 3,570,691,068.94/x
  3. Step 3: Cross multiply
    6,390,059,975.68x = 8,818,113,593.77 × 3,570,691,068.94
  4. Step 4: Simplify right side
    6,390,059,975.68x = 31,486,759,454,172,946,432
  5. Step 5: Solve for x
    x = 31,486,759,454,172,946,432/6,390,059,975.68
  6. Step 6: Final answer
    x = 4,927,459,143.42

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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.