Home / 144,294,914.63-216,312,763.91-70,476,929.34

Finding the Fourth Proportional to 144,294,914.63, 216,312,763.91 and 70,476,929.34

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Solution

The fourth proportional to 144,294,914.63, 216,312,763.91 and 70,476,929.34 is: 105,652,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,294,914.63 : 216,312,763.91 = 70,476,929.34 : x
  2. Step 2: Convert to fraction form
    144,294,914.63/216,312,763.91 = 70,476,929.34/x
  3. Step 3: Cross multiply
    144,294,914.63x = 216,312,763.91 × 70,476,929.34
  4. Step 4: Simplify right side
    144,294,914.63x = 15,245,059,377,072,788
  5. Step 5: Solve for x
    x = 15,245,059,377,072,788/144,294,914.63
  6. Step 6: Final answer
    x = 105,652,090.49

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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.