Home / 93,150,599.03-128,548,332.54-53,454,969.08

Finding the Fourth Proportional to 93,150,599.03, 128,548,332.54 and 53,454,969.08

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Solution

The fourth proportional to 93,150,599.03, 128,548,332.54 and 53,454,969.08 is: 73,768,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150,599.03 : 128,548,332.54 = 53,454,969.08 : x
  2. Step 2: Convert to fraction form
    93,150,599.03/128,548,332.54 = 53,454,969.08/x
  3. Step 3: Cross multiply
    93,150,599.03x = 128,548,332.54 × 53,454,969.08
  4. Step 4: Simplify right side
    93,150,599.03x = 6,871,547,141,050,573
  5. Step 5: Solve for x
    x = 6,871,547,141,050,573/93,150,599.03
  6. Step 6: Final answer
    x = 73,768,147.63

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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.