Home / 127,151,957.70-190,444,501.35-98,241,567.30

Finding the Fourth Proportional to 127,151,957.70, 190,444,501.35 and 98,241,567.30

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Solution

The fourth proportional to 127,151,957.70, 190,444,501.35 and 98,241,567.30 is: 147,143,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,151,957.70 : 190,444,501.35 = 98,241,567.30 : x
  2. Step 2: Convert to fraction form
    127,151,957.70/190,444,501.35 = 98,241,567.30/x
  3. Step 3: Cross multiply
    127,151,957.70x = 190,444,501.35 × 98,241,567.30
  4. Step 4: Simplify right side
    127,151,957.70x = 18,709,566,296,290,964
  5. Step 5: Solve for x
    x = 18,709,566,296,290,964/127,151,957.70
  6. Step 6: Final answer
    x = 147,143,360.08

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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.