Home / 1,116,281,056.53-1,540,487,448.93-607,658,395.62

Finding the Fourth Proportional to 1,116,281,056.53, 1,540,487,448.93 and 607,658,395.62

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Solution

The fourth proportional to 1,116,281,056.53, 1,540,487,448.93 and 607,658,395.62 is: 838,579,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,281,056.53 : 1,540,487,448.93 = 607,658,395.62 : x
  2. Step 2: Convert to fraction form
    1,116,281,056.53/1,540,487,448.93 = 607,658,395.62/x
  3. Step 3: Cross multiply
    1,116,281,056.53x = 1,540,487,448.93 × 607,658,395.62
  4. Step 4: Simplify right side
    1,116,281,056.53x = 936,090,131,689,550,592
  5. Step 5: Solve for x
    x = 936,090,131,689,550,592/1,116,281,056.53
  6. Step 6: Final answer
    x = 838,579,250.46

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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.