Home / 228,985,707.57-343,623,838.96-97,828,971.20

Finding the Fourth Proportional to 228,985,707.57, 343,623,838.96 and 97,828,971.20

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Solution

The fourth proportional to 228,985,707.57, 343,623,838.96 and 97,828,971.20 is: 146,805,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,985,707.57 : 343,623,838.96 = 97,828,971.20 : x
  2. Step 2: Convert to fraction form
    228,985,707.57/343,623,838.96 = 97,828,971.20/x
  3. Step 3: Cross multiply
    228,985,707.57x = 343,623,838.96 × 97,828,971.20
  4. Step 4: Simplify right side
    228,985,707.57x = 33,616,366,643,666,688
  5. Step 5: Solve for x
    x = 33,616,366,643,666,688/228,985,707.57
  6. Step 6: Final answer
    x = 146,805,523.37

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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.