Home / 742,148,071.07-1,112,253,703.00-414,610,353.95

Finding the Fourth Proportional to 742,148,071.07, 1,112,253,703.00 and 414,610,353.95

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Solution

The fourth proportional to 742,148,071.07, 1,112,253,703.00 and 414,610,353.95 is: 621,374,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,148,071.07 : 1,112,253,703.00 = 414,610,353.95 : x
  2. Step 2: Convert to fraction form
    742,148,071.07/1,112,253,703.00 = 414,610,353.95/x
  3. Step 3: Cross multiply
    742,148,071.07x = 1,112,253,703.00 × 414,610,353.95
  4. Step 4: Simplify right side
    742,148,071.07x = 461,151,901,476,430,336
  5. Step 5: Solve for x
    x = 461,151,901,476,430,336/742,148,071.07
  6. Step 6: Final answer
    x = 621,374,520.07

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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.