Home / 873,828,002.40-1,310,742,003.60-355,976,145.60

Finding the Fourth Proportional to 873,828,002.40, 1,310,742,003.60 and 355,976,145.60

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Solution

The fourth proportional to 873,828,002.40, 1,310,742,003.60 and 355,976,145.60 is: 533,964,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,828,002.40 : 1,310,742,003.60 = 355,976,145.60 : x
  2. Step 2: Convert to fraction form
    873,828,002.40/1,310,742,003.60 = 355,976,145.60/x
  3. Step 3: Cross multiply
    873,828,002.40x = 1,310,742,003.60 × 355,976,145.60
  4. Step 4: Simplify right side
    873,828,002.40x = 466,592,886,317,549,312
  5. Step 5: Solve for x
    x = 466,592,886,317,549,312/873,828,002.40
  6. Step 6: Final answer
    x = 533,964,218.40

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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.