Home / 111,483,354.80-153,849,466.56-61,248,220.76

Finding the Fourth Proportional to 111,483,354.80, 153,849,466.56 and 61,248,220.76

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Solution

The fourth proportional to 111,483,354.80, 153,849,466.56 and 61,248,220.76 is: 84,523,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,483,354.80 : 153,849,466.56 = 61,248,220.76 : x
  2. Step 2: Convert to fraction form
    111,483,354.80/153,849,466.56 = 61,248,220.76/x
  3. Step 3: Cross multiply
    111,483,354.80x = 153,849,466.56 × 61,248,220.76
  4. Step 4: Simplify right side
    111,483,354.80x = 9,423,006,091,675,118
  5. Step 5: Solve for x
    x = 9,423,006,091,675,118/111,483,354.80
  6. Step 6: Final answer
    x = 84,523,883.49

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1.5x scale

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.