Home / 587,584,006.40-881,376,009.60-554,140,985.60

Finding the Fourth Proportional to 587,584,006.40, 881,376,009.60 and 554,140,985.60

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Solution

The fourth proportional to 587,584,006.40, 881,376,009.60 and 554,140,985.60 is: 831,211,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,584,006.40 : 881,376,009.60 = 554,140,985.60 : x
  2. Step 2: Convert to fraction form
    587,584,006.40/881,376,009.60 = 554,140,985.60/x
  3. Step 3: Cross multiply
    587,584,006.40x = 881,376,009.60 × 554,140,985.60
  4. Step 4: Simplify right side
    587,584,006.40x = 488,406,570,643,939,072
  5. Step 5: Solve for x
    x = 488,406,570,643,939,072/587,584,006.40
  6. Step 6: Final answer
    x = 831,211,478.40

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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.