Home / 97,880,815.95-135,072,832.40-53,827,814.79

Finding the Fourth Proportional to 97,880,815.95, 135,072,832.40 and 53,827,814.79

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Solution

The fourth proportional to 97,880,815.95, 135,072,832.40 and 53,827,814.79 is: 74,280,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,880,815.95 : 135,072,832.40 = 53,827,814.79 : x
  2. Step 2: Convert to fraction form
    97,880,815.95/135,072,832.40 = 53,827,814.79/x
  3. Step 3: Cross multiply
    97,880,815.95x = 135,072,832.40 × 53,827,814.79
  4. Step 4: Simplify right side
    97,880,815.95x = 7,270,675,405,520,627
  5. Step 5: Solve for x
    x = 7,270,675,405,520,627/97,880,815.95
  6. Step 6: Final answer
    x = 74,280,903.10

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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.