Home / 145,759,747.84-201,149,790.42-83,034,916.16

Finding the Fourth Proportional to 145,759,747.84, 201,149,790.42 and 83,034,916.16

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Solution

The fourth proportional to 145,759,747.84, 201,149,790.42 and 83,034,916.16 is: 114,588,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,759,747.84 : 201,149,790.42 = 83,034,916.16 : x
  2. Step 2: Convert to fraction form
    145,759,747.84/201,149,790.42 = 83,034,916.16/x
  3. Step 3: Cross multiply
    145,759,747.84x = 201,149,790.42 × 83,034,916.16
  4. Step 4: Simplify right side
    145,759,747.84x = 16,702,455,983,126,270
  5. Step 5: Solve for x
    x = 16,702,455,983,126,270/145,759,747.84
  6. Step 6: Final answer
    x = 114,588,946.75

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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.