Home / 992,860,695.12-1,370,244,538.72-741,528,746.76

Finding the Fourth Proportional to 992,860,695.12, 1,370,244,538.72 and 741,528,746.76

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Solution

The fourth proportional to 992,860,695.12, 1,370,244,538.72 and 741,528,746.76 is: 1,023,381,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,860,695.12 : 1,370,244,538.72 = 741,528,746.76 : x
  2. Step 2: Convert to fraction form
    992,860,695.12/1,370,244,538.72 = 741,528,746.76/x
  3. Step 3: Cross multiply
    992,860,695.12x = 1,370,244,538.72 × 741,528,746.76
  4. Step 4: Simplify right side
    992,860,695.12x = 1,016,075,715,556,415,360
  5. Step 5: Solve for x
    x = 1,016,075,715,556,415,360/992,860,695.12
  6. Step 6: Final answer
    x = 1,023,381,951.32

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Double scale
Find fourth proportional to 992,860,696.12, 1,370,244,540.10 and 741,528,747.76
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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.