Home / 220,158,075.40-330,237,113.10-118,121,403.40

Finding the Fourth Proportional to 220,158,075.40, 330,237,113.10 and 118,121,403.40

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Solution

The fourth proportional to 220,158,075.40, 330,237,113.10 and 118,121,403.40 is: 177,182,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,158,075.40 : 330,237,113.10 = 118,121,403.40 : x
  2. Step 2: Convert to fraction form
    220,158,075.40/330,237,113.10 = 118,121,403.40/x
  3. Step 3: Cross multiply
    220,158,075.40x = 330,237,113.10 × 118,121,403.40
  4. Step 4: Simplify right side
    220,158,075.40x = 39,008,071,254,136,528
  5. Step 5: Solve for x
    x = 39,008,071,254,136,528/220,158,075.40
  6. Step 6: Final answer
    x = 177,182,105.10

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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.