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Finding the Fourth Proportional to 7,574,264,959.60, 11,335,569,406.80 and 7,574,264,959.60

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Solution

The fourth proportional to 7,574,264,959.60, 11,335,569,406.80 and 7,574,264,959.60 is: 11,335,569,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574,264,959.60 : 11,335,569,406.80 = 7,574,264,959.60 : x
  2. Step 2: Convert to fraction form
    7,574,264,959.60/11,335,569,406.80 = 7,574,264,959.60/x
  3. Step 3: Cross multiply
    7,574,264,959.60x = 11,335,569,406.80 × 7,574,264,959.60
  4. Step 4: Simplify right side
    7,574,264,959.60x = 85,858,606,155,038,998,528
  5. Step 5: Solve for x
    x = 85,858,606,155,038,998,528/7,574,264,959.60
  6. Step 6: Final answer
    x = 11,335,569,406.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.