Home / 956,610,015.80-1,434,915,023.70-874,980,678.20

Finding the Fourth Proportional to 956,610,015.80, 1,434,915,023.70 and 874,980,678.20

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Solution

The fourth proportional to 956,610,015.80, 1,434,915,023.70 and 874,980,678.20 is: 1,312,471,017.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,610,015.80 : 1,434,915,023.70 = 874,980,678.20 : x
  2. Step 2: Convert to fraction form
    956,610,015.80/1,434,915,023.70 = 874,980,678.20/x
  3. Step 3: Cross multiply
    956,610,015.80x = 1,434,915,023.70 × 874,980,678.20
  4. Step 4: Simplify right side
    956,610,015.80x = 1,255,522,920,596,395,264
  5. Step 5: Solve for x
    x = 1,255,522,920,596,395,264/956,610,015.80
  6. Step 6: Final answer
    x = 1,312,471,017.30

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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.