Home / 483,029,575,985.20-724,544,363,977.80-129,737,802,852.40

Finding the Fourth Proportional to 483,029,575,985.20, 724,544,363,977.80 and 129,737,802,852.40

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Solution

The fourth proportional to 483,029,575,985.20, 724,544,363,977.80 and 129,737,802,852.40 is: 194,606,704,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,029,575,985.20 : 724,544,363,977.80 = 129,737,802,852.40 : x
  2. Step 2: Convert to fraction form
    483,029,575,985.20/724,544,363,977.80 = 129,737,802,852.40/x
  3. Step 3: Cross multiply
    483,029,575,985.20x = 724,544,363,977.80 × 129,737,802,852.40
  4. Step 4: Simplify right side
    483,029,575,985.20x = 94,000,793,851,569,362,698,240
  5. Step 5: Solve for x
    x = 94,000,793,851,569,362,698,240/483,029,575,985.20
  6. Step 6: Final answer
    x = 194,606,704,278.60

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1.5x scale

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.