Home / 66,803,566,618.56-92,189,286,385.97-39,338,351,417.28

Finding the Fourth Proportional to 66,803,566,618.56, 92,189,286,385.97 and 39,338,351,417.28

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Solution

The fourth proportional to 66,803,566,618.56, 92,189,286,385.97 and 39,338,351,417.28 is: 54,287,139,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,803,566,618.56 : 92,189,286,385.97 = 39,338,351,417.28 : x
  2. Step 2: Convert to fraction form
    66,803,566,618.56/92,189,286,385.97 = 39,338,351,417.28/x
  3. Step 3: Cross multiply
    66,803,566,618.56x = 92,189,286,385.97 × 39,338,351,417.28
  4. Step 4: Simplify right side
    66,803,566,618.56x = 3,626,574,544,759,357,964,288
  5. Step 5: Solve for x
    x = 3,626,574,544,759,357,964,288/66,803,566,618.56
  6. Step 6: Final answer
    x = 54,287,139,569.46

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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.