Home / 476,554,547.45-714,422,417.51-165,621,765.94

Finding the Fourth Proportional to 476,554,547.45, 714,422,417.51 and 165,621,765.94

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Solution

The fourth proportional to 476,554,547.45, 714,422,417.51 and 165,621,765.94 is: 248,290,364.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,554,547.45 : 714,422,417.51 = 165,621,765.94 : x
  2. Step 2: Convert to fraction form
    476,554,547.45/714,422,417.51 = 165,621,765.94/x
  3. Step 3: Cross multiply
    476,554,547.45x = 714,422,417.51 × 165,621,765.94
  4. Step 4: Simplify right side
    476,554,547.45x = 118,323,902,415,130,176
  5. Step 5: Solve for x
    x = 118,323,902,415,130,176/476,554,547.45
  6. Step 6: Final answer
    x = 248,290,364.76

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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.