Home / 169,636,516.40-254,454,774.60-41,985,700.40

Finding the Fourth Proportional to 169,636,516.40, 254,454,774.60 and 41,985,700.40

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Solution

The fourth proportional to 169,636,516.40, 254,454,774.60 and 41,985,700.40 is: 62,978,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,636,516.40 : 254,454,774.60 = 41,985,700.40 : x
  2. Step 2: Convert to fraction form
    169,636,516.40/254,454,774.60 = 41,985,700.40/x
  3. Step 3: Cross multiply
    169,636,516.40x = 254,454,774.60 × 41,985,700.40
  4. Step 4: Simplify right side
    169,636,516.40x = 10,683,461,931,705,130
  5. Step 5: Solve for x
    x = 10,683,461,931,705,130/169,636,516.40
  6. Step 6: Final answer
    x = 62,978,550.60

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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.