Home / 1,078,944,303.95-1,488,943,121.24-583,907,012.45

Finding the Fourth Proportional to 1,078,944,303.95, 1,488,943,121.24 and 583,907,012.45

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Solution

The fourth proportional to 1,078,944,303.95, 1,488,943,121.24 and 583,907,012.45 is: 805,791,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,944,303.95 : 1,488,943,121.24 = 583,907,012.45 : x
  2. Step 2: Convert to fraction form
    1,078,944,303.95/1,488,943,121.24 = 583,907,012.45/x
  3. Step 3: Cross multiply
    1,078,944,303.95x = 1,488,943,121.24 × 583,907,012.45
  4. Step 4: Simplify right side
    1,078,944,303.95x = 869,404,329,630,840,064
  5. Step 5: Solve for x
    x = 869,404,329,630,840,064/1,078,944,303.95
  6. Step 6: Final answer
    x = 805,791,667.33

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Double scale
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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.