Home / 5,978,741,031.60-8,968,111,547.40-4,429,059,075.60

Finding the Fourth Proportional to 5,978,741,031.60, 8,968,111,547.40 and 4,429,059,075.60

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Solution

The fourth proportional to 5,978,741,031.60, 8,968,111,547.40 and 4,429,059,075.60 is: 6,643,588,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,741,031.60 : 8,968,111,547.40 = 4,429,059,075.60 : x
  2. Step 2: Convert to fraction form
    5,978,741,031.60/8,968,111,547.40 = 4,429,059,075.60/x
  3. Step 3: Cross multiply
    5,978,741,031.60x = 8,968,111,547.40 × 4,429,059,075.60
  4. Step 4: Simplify right side
    5,978,741,031.60x = 39,720,295,840,005,128,192
  5. Step 5: Solve for x
    x = 39,720,295,840,005,128,192/5,978,741,031.60
  6. Step 6: Final answer
    x = 6,643,588,613.40

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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.