Home / 830,856,638.08-1,146,510,734.88-459,486,231.04

Finding the Fourth Proportional to 830,856,638.08, 1,146,510,734.88 and 459,486,231.04

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Solution

The fourth proportional to 830,856,638.08, 1,146,510,734.88 and 459,486,231.04 is: 634,051,498.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,856,638.08 : 1,146,510,734.88 = 459,486,231.04 : x
  2. Step 2: Convert to fraction form
    830,856,638.08/1,146,510,734.88 = 459,486,231.04/x
  3. Step 3: Cross multiply
    830,856,638.08x = 1,146,510,734.88 × 459,486,231.04
  4. Step 4: Simplify right side
    830,856,638.08x = 526,805,896,416,911,936
  5. Step 5: Solve for x
    x = 526,805,896,416,911,936/830,856,638.08
  6. Step 6: Final answer
    x = 634,051,498.50

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1.5x scale

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.