Home / 712,407,134,104-983,122,478,556.65-387,246,425,916.94

Finding the Fourth Proportional to 712,407,134,104, 983,122,478,556.65 and 387,246,425,916.94

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Solution

The fourth proportional to 712,407,134,104, 983,122,478,556.65 and 387,246,425,916.94 is: 534,400,412,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,407,134,104 : 983,122,478,556.65 = 387,246,425,916.94 : x
  2. Step 2: Convert to fraction form
    712,407,134,104/983,122,478,556.65 = 387,246,425,916.94/x
  3. Step 3: Cross multiply
    712,407,134,104x = 983,122,478,556.65 × 387,246,425,916.94
  4. Step 4: Simplify right side
    712,407,134,104x = 380,710,666,059,666,201,509,888
  5. Step 5: Solve for x
    x = 380,710,666,059,666,201,509,888/712,407,134,104
  6. Step 6: Final answer
    x = 534,400,412,116.16

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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.