Home / 177,780,637.65-245,346,799.74-99,459,521.49

Finding the Fourth Proportional to 177,780,637.65, 245,346,799.74 and 99,459,521.49

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Solution

The fourth proportional to 177,780,637.65, 245,346,799.74 and 99,459,521.49 is: 137,259,465.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,780,637.65 : 245,346,799.74 = 99,459,521.49 : x
  2. Step 2: Convert to fraction form
    177,780,637.65/245,346,799.74 = 99,459,521.49/x
  3. Step 3: Cross multiply
    177,780,637.65x = 245,346,799.74 × 99,459,521.49
  4. Step 4: Simplify right side
    177,780,637.65x = 24,402,075,301,243,256
  5. Step 5: Solve for x
    x = 24,402,075,301,243,256/177,780,637.65
  6. Step 6: Final answer
    x = 137,259,465.51

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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.