Home / 25,303,675,765.17-34,918,316,537.31-13,871,853,728.58

Finding the Fourth Proportional to 25,303,675,765.17, 34,918,316,537.31 and 13,871,853,728.58

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Solution

The fourth proportional to 25,303,675,765.17, 34,918,316,537.31 and 13,871,853,728.58 is: 19,142,743,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303,675,765.17 : 34,918,316,537.31 = 13,871,853,728.58 : x
  2. Step 2: Convert to fraction form
    25,303,675,765.17/34,918,316,537.31 = 13,871,853,728.58/x
  3. Step 3: Cross multiply
    25,303,675,765.17x = 34,918,316,537.31 × 13,871,853,728.58
  4. Step 4: Simplify right side
    25,303,675,765.17x = 484,381,779,453,820,338,176
  5. Step 5: Solve for x
    x = 484,381,779,453,820,338,176/25,303,675,765.17
  6. Step 6: Final answer
    x = 19,142,743,684.72

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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.