Home / 708,620,746.48-1,062,837,798.81-210,620,630.50

Finding the Fourth Proportional to 708,620,746.48, 1,062,837,798.81 and 210,620,630.50

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Solution

The fourth proportional to 708,620,746.48, 1,062,837,798.81 and 210,620,630.50 is: 315,903,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,620,746.48 : 1,062,837,798.81 = 210,620,630.50 : x
  2. Step 2: Convert to fraction form
    708,620,746.48/1,062,837,798.81 = 210,620,630.50/x
  3. Step 3: Cross multiply
    708,620,746.48x = 1,062,837,798.81 × 210,620,630.50
  4. Step 4: Simplify right side
    708,620,746.48x = 223,855,567,304,594,336
  5. Step 5: Solve for x
    x = 223,855,567,304,594,336/708,620,746.48
  6. Step 6: Final answer
    x = 315,903,208.33

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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.