Home / 25,745,165,628.80-38,617,748,443.20-9,201,619,875.20

Finding the Fourth Proportional to 25,745,165,628.80, 38,617,748,443.20 and 9,201,619,875.20

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Solution

The fourth proportional to 25,745,165,628.80, 38,617,748,443.20 and 9,201,619,875.20 is: 13,802,429,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745,165,628.80 : 38,617,748,443.20 = 9,201,619,875.20 : x
  2. Step 2: Convert to fraction form
    25,745,165,628.80/38,617,748,443.20 = 9,201,619,875.20/x
  3. Step 3: Cross multiply
    25,745,165,628.80x = 38,617,748,443.20 × 9,201,619,875.20
  4. Step 4: Simplify right side
    25,745,165,628.80x = 355,345,841,610,423,009,280
  5. Step 5: Solve for x
    x = 355,345,841,610,423,009,280/25,745,165,628.80
  6. Step 6: Final answer
    x = 13,802,429,812.80

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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.