Home / 682,243,444.17-941,495,953.63-368,977,656.51

Finding the Fourth Proportional to 682,243,444.17, 941,495,953.63 and 368,977,656.51

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Solution

The fourth proportional to 682,243,444.17, 941,495,953.63 and 368,977,656.51 is: 509,189,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,243,444.17 : 941,495,953.63 = 368,977,656.51 : x
  2. Step 2: Convert to fraction form
    682,243,444.17/941,495,953.63 = 368,977,656.51/x
  3. Step 3: Cross multiply
    682,243,444.17x = 941,495,953.63 × 368,977,656.51
  4. Step 4: Simplify right side
    682,243,444.17x = 347,390,970,585,875,200
  5. Step 5: Solve for x
    x = 347,390,970,585,875,200/682,243,444.17
  6. Step 6: Final answer
    x = 509,189,166.35

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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.