Home / 871,060,058.70-1,306,590,088.05-804,547,265.10

Finding the Fourth Proportional to 871,060,058.70, 1,306,590,088.05 and 804,547,265.10

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Solution

The fourth proportional to 871,060,058.70, 1,306,590,088.05 and 804,547,265.10 is: 1,206,820,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,060,058.70 : 1,306,590,088.05 = 804,547,265.10 : x
  2. Step 2: Convert to fraction form
    871,060,058.70/1,306,590,088.05 = 804,547,265.10/x
  3. Step 3: Cross multiply
    871,060,058.70x = 1,306,590,088.05 × 804,547,265.10
  4. Step 4: Simplify right side
    871,060,058.70x = 1,051,213,481,947,395,712
  5. Step 5: Solve for x
    x = 1,051,213,481,947,395,712/871,060,058.70
  6. Step 6: Final answer
    x = 1,206,820,897.65

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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.