Home / 841,539,291.60-1,262,308,937.40-474,207,272.40

Finding the Fourth Proportional to 841,539,291.60, 1,262,308,937.40 and 474,207,272.40

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Solution

The fourth proportional to 841,539,291.60, 1,262,308,937.40 and 474,207,272.40 is: 711,310,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,539,291.60 : 1,262,308,937.40 = 474,207,272.40 : x
  2. Step 2: Convert to fraction form
    841,539,291.60/1,262,308,937.40 = 474,207,272.40/x
  3. Step 3: Cross multiply
    841,539,291.60x = 1,262,308,937.40 × 474,207,272.40
  4. Step 4: Simplify right side
    841,539,291.60x = 598,596,078,130,596,352
  5. Step 5: Solve for x
    x = 598,596,078,130,596,352/841,539,291.60
  6. Step 6: Final answer
    x = 711,310,908.60

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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.