Home / 1,439,132,667.44-1,986,003,746.52-779,082,946.16

Finding the Fourth Proportional to 1,439,132,667.44, 1,986,003,746.52 and 779,082,946.16

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Solution

The fourth proportional to 1,439,132,667.44, 1,986,003,746.52 and 779,082,946.16 is: 1,075,134,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,132,667.44 : 1,986,003,746.52 = 779,082,946.16 : x
  2. Step 2: Convert to fraction form
    1,439,132,667.44/1,986,003,746.52 = 779,082,946.16/x
  3. Step 3: Cross multiply
    1,439,132,667.44x = 1,986,003,746.52 × 779,082,946.16
  4. Step 4: Simplify right side
    1,439,132,667.44x = 1,547,261,649,923,599,360
  5. Step 5: Solve for x
    x = 1,547,261,649,923,599,360/1,439,132,667.44
  6. Step 6: Final answer
    x = 1,075,134,825.95

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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.