Home / 191,033,619.30-286,606,649.43-61,638,802.02

Finding the Fourth Proportional to 191,033,619.30, 286,606,649.43 and 61,638,802.02

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Solution

The fourth proportional to 191,033,619.30, 286,606,649.43 and 61,638,802.02 is: 92,476,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,033,619.30 : 286,606,649.43 = 61,638,802.02 : x
  2. Step 2: Convert to fraction form
    191,033,619.30/286,606,649.43 = 61,638,802.02/x
  3. Step 3: Cross multiply
    191,033,619.30x = 286,606,649.43 × 61,638,802.02
  4. Step 4: Simplify right side
    191,033,619.30x = 17,666,090,521,831,318
  5. Step 5: Solve for x
    x = 17,666,090,521,831,318/191,033,619.30
  6. Step 6: Final answer
    x = 92,476,343.10

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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.