Home / 2,319,671,025.80-3,479,506,538.70-1,287,714,955.40

Finding the Fourth Proportional to 2,319,671,025.80, 3,479,506,538.70 and 1,287,714,955.40

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Solution

The fourth proportional to 2,319,671,025.80, 3,479,506,538.70 and 1,287,714,955.40 is: 1,931,572,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,671,025.80 : 3,479,506,538.70 = 1,287,714,955.40 : x
  2. Step 2: Convert to fraction form
    2,319,671,025.80/3,479,506,538.70 = 1,287,714,955.40/x
  3. Step 3: Cross multiply
    2,319,671,025.80x = 3,479,506,538.70 × 1,287,714,955.40
  4. Step 4: Simplify right side
    2,319,671,025.80x = 4,480,612,607,296,078,848
  5. Step 5: Solve for x
    x = 4,480,612,607,296,078,848/2,319,671,025.80
  6. Step 6: Final answer
    x = 1,931,572,433.10

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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.