Home / 189,913,547.42-284,865,006.69-60,528,921.56

Finding the Fourth Proportional to 189,913,547.42, 284,865,006.69 and 60,528,921.56

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Solution

The fourth proportional to 189,913,547.42, 284,865,006.69 and 60,528,921.56 is: 90,791,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,913,547.42 : 284,865,006.69 = 60,528,921.56 : x
  2. Step 2: Convert to fraction form
    189,913,547.42/284,865,006.69 = 60,528,921.56/x
  3. Step 3: Cross multiply
    189,913,547.42x = 284,865,006.69 × 60,528,921.56
  4. Step 4: Simplify right side
    189,913,547.42x = 17,242,571,643,703,560
  5. Step 5: Solve for x
    x = 17,242,571,643,703,560/189,913,547.42
  6. Step 6: Final answer
    x = 90,791,688.53

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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.