Home / 867,966,636.63-1,197,794,425.10-476,851,254.87

Finding the Fourth Proportional to 867,966,636.63, 1,197,794,425.10 and 476,851,254.87

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Solution

The fourth proportional to 867,966,636.63, 1,197,794,425.10 and 476,851,254.87 is: 658,054,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,966,636.63 : 1,197,794,425.10 = 476,851,254.87 : x
  2. Step 2: Convert to fraction form
    867,966,636.63/1,197,794,425.10 = 476,851,254.87/x
  3. Step 3: Cross multiply
    867,966,636.63x = 1,197,794,425.10 × 476,851,254.87
  4. Step 4: Simplify right side
    867,966,636.63x = 571,169,774,685,225,216
  5. Step 5: Solve for x
    x = 571,169,774,685,225,216/867,966,636.63
  6. Step 6: Final answer
    x = 658,054,988.04

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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.