Home / 404,612,547.20-606,918,820.80-302,575,875.20

Finding the Fourth Proportional to 404,612,547.20, 606,918,820.80 and 302,575,875.20

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Solution

The fourth proportional to 404,612,547.20, 606,918,820.80 and 302,575,875.20 is: 453,863,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,612,547.20 : 606,918,820.80 = 302,575,875.20 : x
  2. Step 2: Convert to fraction form
    404,612,547.20/606,918,820.80 = 302,575,875.20/x
  3. Step 3: Cross multiply
    404,612,547.20x = 606,918,820.80 × 302,575,875.20
  4. Step 4: Simplify right side
    404,612,547.20x = 183,638,993,378,911,936
  5. Step 5: Solve for x
    x = 183,638,993,378,911,936/404,612,547.20
  6. Step 6: Final answer
    x = 453,863,812.80

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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.