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Finding the Fourth Proportional to 536,064,005.60, 804,096,008.40 and 191,406,802.40

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Solution

The fourth proportional to 536,064,005.60, 804,096,008.40 and 191,406,802.40 is: 287,110,203.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,064,005.60 : 804,096,008.40 = 191,406,802.40 : x
  2. Step 2: Convert to fraction form
    536,064,005.60/804,096,008.40 = 191,406,802.40/x
  3. Step 3: Cross multiply
    536,064,005.60x = 804,096,008.40 × 191,406,802.40
  4. Step 4: Simplify right side
    536,064,005.60x = 153,909,445,790,447,552
  5. Step 5: Solve for x
    x = 153,909,445,790,447,552/536,064,005.60
  6. Step 6: Final answer
    x = 287,110,203.60

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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.