Home / 1,137,492,045.90-1,706,238,068.85-1,005,978,113.10

Finding the Fourth Proportional to 1,137,492,045.90, 1,706,238,068.85 and 1,005,978,113.10

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Solution

The fourth proportional to 1,137,492,045.90, 1,706,238,068.85 and 1,005,978,113.10 is: 1,508,967,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,492,045.90 : 1,706,238,068.85 = 1,005,978,113.10 : x
  2. Step 2: Convert to fraction form
    1,137,492,045.90/1,706,238,068.85 = 1,005,978,113.10/x
  3. Step 3: Cross multiply
    1,137,492,045.90x = 1,706,238,068.85 × 1,005,978,113.10
  4. Step 4: Simplify right side
    1,137,492,045.90x = 1,716,438,153,001,110,784
  5. Step 5: Solve for x
    x = 1,716,438,153,001,110,784/1,137,492,045.90
  6. Step 6: Final answer
    x = 1,508,967,169.65

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Double scale
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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.