Home / 66,174,938.40-99,262,407.60-49,168,826.40

Finding the Fourth Proportional to 66,174,938.40, 99,262,407.60 and 49,168,826.40

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Solution

The fourth proportional to 66,174,938.40, 99,262,407.60 and 49,168,826.40 is: 73,753,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,174,938.40 : 99,262,407.60 = 49,168,826.40 : x
  2. Step 2: Convert to fraction form
    66,174,938.40/99,262,407.60 = 49,168,826.40/x
  3. Step 3: Cross multiply
    66,174,938.40x = 99,262,407.60 × 49,168,826.40
  4. Step 4: Simplify right side
    66,174,938.40x = 4,880,616,087,330,440
  5. Step 5: Solve for x
    x = 4,880,616,087,330,440/66,174,938.40
  6. Step 6: Final answer
    x = 73,753,239.60

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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.