Home / 43,135,047,315.40-64,702,570,973.10-36,169,343,840.20

Finding the Fourth Proportional to 43,135,047,315.40, 64,702,570,973.10 and 36,169,343,840.20

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Solution

The fourth proportional to 43,135,047,315.40, 64,702,570,973.10 and 36,169,343,840.20 is: 54,254,015,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135,047,315.40 : 64,702,570,973.10 = 36,169,343,840.20 : x
  2. Step 2: Convert to fraction form
    43,135,047,315.40/64,702,570,973.10 = 36,169,343,840.20/x
  3. Step 3: Cross multiply
    43,135,047,315.40x = 64,702,570,973.10 × 36,169,343,840.20
  4. Step 4: Simplify right side
    43,135,047,315.40x = 2,340,249,536,870,997,557,248
  5. Step 5: Solve for x
    x = 2,340,249,536,870,997,557,248/43,135,047,315.40
  6. Step 6: Final answer
    x = 54,254,015,760.30

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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.