Home / 495,814,470,727.20-742,619,710,033.20-429,694,707,271.20

Finding the Fourth Proportional to 495,814,470,727.20, 742,619,710,033.20 and 429,694,707,271.20

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Solution

The fourth proportional to 495,814,470,727.20, 742,619,710,033.20 and 429,694,707,271.20 is: 643,587,022,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,814,470,727.20 : 742,619,710,033.20 = 429,694,707,271.20 : x
  2. Step 2: Convert to fraction form
    495,814,470,727.20/742,619,710,033.20 = 429,694,707,271.20/x
  3. Step 3: Cross multiply
    495,814,470,727.20x = 742,619,710,033.20 × 429,694,707,271.20
  4. Step 4: Simplify right side
    495,814,470,727.20x = 319,099,758,916,539,296,776,192
  5. Step 5: Solve for x
    x = 319,099,758,916,539,296,776,192/495,814,470,727.20
  6. Step 6: Final answer
    x = 643,587,022,477.43

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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.