Home / 607,395,271.86-838,201,303.44-328,930,423.02

Finding the Fourth Proportional to 607,395,271.86, 838,201,303.44 and 328,930,423.02

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Solution

The fourth proportional to 607,395,271.86, 838,201,303.44 and 328,930,423.02 is: 453,921,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,395,271.86 : 838,201,303.44 = 328,930,423.02 : x
  2. Step 2: Convert to fraction form
    607,395,271.86/838,201,303.44 = 328,930,423.02/x
  3. Step 3: Cross multiply
    607,395,271.86x = 838,201,303.44 × 328,930,423.02
  4. Step 4: Simplify right side
    607,395,271.86x = 275,709,909,316,434,592
  5. Step 5: Solve for x
    x = 275,709,909,316,434,592/607,395,271.86
  6. Step 6: Final answer
    x = 453,921,724.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.