Home / 1,544,832,021.60-2,317,248,032.40-380,291,263.20

Finding the Fourth Proportional to 1,544,832,021.60, 2,317,248,032.40 and 380,291,263.20

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Solution

The fourth proportional to 1,544,832,021.60, 2,317,248,032.40 and 380,291,263.20 is: 570,436,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,832,021.60 : 2,317,248,032.40 = 380,291,263.20 : x
  2. Step 2: Convert to fraction form
    1,544,832,021.60/2,317,248,032.40 = 380,291,263.20/x
  3. Step 3: Cross multiply
    1,544,832,021.60x = 2,317,248,032.40 × 380,291,263.20
  4. Step 4: Simplify right side
    1,544,832,021.60x = 881,229,181,389,110,528
  5. Step 5: Solve for x
    x = 881,229,181,389,110,528/1,544,832,021.60
  6. Step 6: Final answer
    x = 570,436,894.80

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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.