Home / 620,865,009.60-930,943,220.40-232,700,503.20

Finding the Fourth Proportional to 620,865,009.60, 930,943,220.40 and 232,700,503.20

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Solution

The fourth proportional to 620,865,009.60, 930,943,220.40 and 232,700,503.20 is: 348,917,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,865,009.60 : 930,943,220.40 = 232,700,503.20 : x
  2. Step 2: Convert to fraction form
    620,865,009.60/930,943,220.40 = 232,700,503.20/x
  3. Step 3: Cross multiply
    620,865,009.60x = 930,943,220.40 × 232,700,503.20
  4. Step 4: Simplify right side
    620,865,009.60x = 216,630,955,837,708,480
  5. Step 5: Solve for x
    x = 216,630,955,837,708,480/620,865,009.60
  6. Step 6: Final answer
    x = 348,917,965.24

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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.