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Finding the Fourth Proportional to 183,765,916.18, 253,602,373.80 and 101,265,015.34

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Solution

The fourth proportional to 183,765,916.18, 253,602,373.80 and 101,265,015.34 is: 139,748,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,765,916.18 : 253,602,373.80 = 101,265,015.34 : x
  2. Step 2: Convert to fraction form
    183,765,916.18/253,602,373.80 = 101,265,015.34/x
  3. Step 3: Cross multiply
    183,765,916.18x = 253,602,373.80 × 101,265,015.34
  4. Step 4: Simplify right side
    183,765,916.18x = 25,681,048,273,117,416
  5. Step 5: Solve for x
    x = 25,681,048,273,117,416/183,765,916.18
  6. Step 6: Final answer
    x = 139,748,702.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.