Home / 1,254,739,635.78-1,881,710,148.05-414,225,881.16

Finding the Fourth Proportional to 1,254,739,635.78, 1,881,710,148.05 and 414,225,881.16

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Solution

The fourth proportional to 1,254,739,635.78, 1,881,710,148.05 and 414,225,881.16 is: 621,206,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,739,635.78 : 1,881,710,148.05 = 414,225,881.16 : x
  2. Step 2: Convert to fraction form
    1,254,739,635.78/1,881,710,148.05 = 414,225,881.16/x
  3. Step 3: Cross multiply
    1,254,739,635.78x = 1,881,710,148.05 × 414,225,881.16
  4. Step 4: Simplify right side
    1,254,739,635.78x = 779,453,044,156,130,432
  5. Step 5: Solve for x
    x = 779,453,044,156,130,432/1,254,739,635.78
  6. Step 6: Final answer
    x = 621,206,999.39

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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.