Home / 25,754,241,386.80-38,631,362,080.20-12,693,547,370.80

Finding the Fourth Proportional to 25,754,241,386.80, 38,631,362,080.20 and 12,693,547,370.80

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Solution

The fourth proportional to 25,754,241,386.80, 38,631,362,080.20 and 12,693,547,370.80 is: 19,040,321,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,241,386.80 : 38,631,362,080.20 = 12,693,547,370.80 : x
  2. Step 2: Convert to fraction form
    25,754,241,386.80/38,631,362,080.20 = 12,693,547,370.80/x
  3. Step 3: Cross multiply
    25,754,241,386.80x = 38,631,362,080.20 × 12,693,547,370.80
  4. Step 4: Simplify right side
    25,754,241,386.80x = 490,369,024,563,545,440,256
  5. Step 5: Solve for x
    x = 490,369,024,563,545,440,256/25,754,241,386.80
  6. Step 6: Final answer
    x = 19,040,321,056.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.