Home / 148,358,851.98-204,772,420.88-100,754,653.65

Finding the Fourth Proportional to 148,358,851.98, 204,772,420.88 and 100,754,653.65

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Solution

The fourth proportional to 148,358,851.98, 204,772,420.88 and 100,754,653.65 is: 139,066,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,358,851.98 : 204,772,420.88 = 100,754,653.65 : x
  2. Step 2: Convert to fraction form
    148,358,851.98/204,772,420.88 = 100,754,653.65/x
  3. Step 3: Cross multiply
    148,358,851.98x = 204,772,420.88 × 100,754,653.65
  4. Step 4: Simplify right side
    148,358,851.98x = 20,631,774,341,942,588
  5. Step 5: Solve for x
    x = 20,631,774,341,942,588/148,358,851.98
  6. Step 6: Final answer
    x = 139,066,689.09

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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.