Home / 64,547,672.47-89,073,509.17-35,178,422.14

Finding the Fourth Proportional to 64,547,672.47, 89,073,509.17 and 35,178,422.14

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Solution

The fourth proportional to 64,547,672.47, 89,073,509.17 and 35,178,422.14 is: 48,544,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,547,672.47 : 89,073,509.17 = 35,178,422.14 : x
  2. Step 2: Convert to fraction form
    64,547,672.47/89,073,509.17 = 35,178,422.14/x
  3. Step 3: Cross multiply
    64,547,672.47x = 89,073,509.17 × 35,178,422.14
  4. Step 4: Simplify right side
    64,547,672.47x = 3,133,465,507,073,421
  5. Step 5: Solve for x
    x = 3,133,465,507,073,421/64,547,672.47
  6. Step 6: Final answer
    x = 48,544,980.59

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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.