Home / 2,312,235,707.19-3,190,338,364.24-1,308,653,253.35

Finding the Fourth Proportional to 2,312,235,707.19, 3,190,338,364.24 and 1,308,653,253.35

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Solution

The fourth proportional to 2,312,235,707.19, 3,190,338,364.24 and 1,308,653,253.35 is: 1,805,631,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,235,707.19 : 3,190,338,364.24 = 1,308,653,253.35 : x
  2. Step 2: Convert to fraction form
    2,312,235,707.19/3,190,338,364.24 = 1,308,653,253.35/x
  3. Step 3: Cross multiply
    2,312,235,707.19x = 3,190,338,364.24 × 1,308,653,253.35
  4. Step 4: Simplify right side
    2,312,235,707.19x = 4,175,046,679,658,403,328
  5. Step 5: Solve for x
    x = 4,175,046,679,658,403,328/2,312,235,707.19
  6. Step 6: Final answer
    x = 1,805,631,954.68

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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.