Home / 682,749,030.24-942,196,630.59-369,483,271.74

Finding the Fourth Proportional to 682,749,030.24, 942,196,630.59 and 369,483,271.74

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Solution

The fourth proportional to 682,749,030.24, 942,196,630.59 and 369,483,271.74 is: 509,888,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,749,030.24 : 942,196,630.59 = 369,483,271.74 : x
  2. Step 2: Convert to fraction form
    682,749,030.24/942,196,630.59 = 369,483,271.74/x
  3. Step 3: Cross multiply
    682,749,030.24x = 942,196,630.59 × 369,483,271.74
  4. Step 4: Simplify right side
    682,749,030.24x = 348,125,893,692,797,376
  5. Step 5: Solve for x
    x = 348,125,893,692,797,376/682,749,030.24
  6. Step 6: Final answer
    x = 509,888,521.66

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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.