Home / 626,556,628.16-864,662,547.84-344,316,616.40

Finding the Fourth Proportional to 626,556,628.16, 864,662,547.84 and 344,316,616.40

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Solution

The fourth proportional to 626,556,628.16, 864,662,547.84 and 344,316,616.40 is: 475,164,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,556,628.16 : 864,662,547.84 = 344,316,616.40 : x
  2. Step 2: Convert to fraction form
    626,556,628.16/864,662,547.84 = 344,316,616.40/x
  3. Step 3: Cross multiply
    626,556,628.16x = 864,662,547.84 × 344,316,616.40
  4. Step 4: Simplify right side
    626,556,628.16x = 297,717,682,800,071,936
  5. Step 5: Solve for x
    x = 297,717,682,800,071,936/626,556,628.16
  6. Step 6: Final answer
    x = 475,164,844.52

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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.