Home / 340,528,312.63-469,929,068.66-183,895,405.78

Finding the Fourth Proportional to 340,528,312.63, 469,929,068.66 and 183,895,405.78

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Solution

The fourth proportional to 340,528,312.63, 469,929,068.66 and 183,895,405.78 is: 253,775,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,528,312.63 : 469,929,068.66 = 183,895,405.78 : x
  2. Step 2: Convert to fraction form
    340,528,312.63/469,929,068.66 = 183,895,405.78/x
  3. Step 3: Cross multiply
    340,528,312.63x = 469,929,068.66 × 183,895,405.78
  4. Step 4: Simplify right side
    340,528,312.63x = 86,417,796,767,643,488
  5. Step 5: Solve for x
    x = 86,417,796,767,643,488/340,528,312.63
  6. Step 6: Final answer
    x = 253,775,658.48

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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.