Home / 152,254,097.69-210,105,028.59-82,637,983.89

Finding the Fourth Proportional to 152,254,097.69, 210,105,028.59 and 82,637,983.89

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Solution

The fourth proportional to 152,254,097.69, 210,105,028.59 and 82,637,983.89 is: 114,037,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,254,097.69 : 210,105,028.59 = 82,637,983.89 : x
  2. Step 2: Convert to fraction form
    152,254,097.69/210,105,028.59 = 82,637,983.89/x
  3. Step 3: Cross multiply
    152,254,097.69x = 210,105,028.59 × 82,637,983.89
  4. Step 4: Simplify right side
    152,254,097.69x = 17,362,655,967,828,410
  5. Step 5: Solve for x
    x = 17,362,655,967,828,410/152,254,097.69
  6. Step 6: Final answer
    x = 114,037,364.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.