Home / 70,732,157.77-97,610,382.41-39,369,533.69

Finding the Fourth Proportional to 70,732,157.77, 97,610,382.41 and 39,369,533.69

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Solution

The fourth proportional to 70,732,157.77, 97,610,382.41 and 39,369,533.69 is: 54,329,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,732,157.77 : 97,610,382.41 = 39,369,533.69 : x
  2. Step 2: Convert to fraction form
    70,732,157.77/97,610,382.41 = 39,369,533.69/x
  3. Step 3: Cross multiply
    70,732,157.77x = 97,610,382.41 × 39,369,533.69
  4. Step 4: Simplify right side
    70,732,157.77x = 3,842,875,238,980,716
  5. Step 5: Solve for x
    x = 3,842,875,238,980,716/70,732,157.77
  6. Step 6: Final answer
    x = 54,329,959.10

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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.