Home / 708,105,207,551.95-977,188,130,569.10-382,944,499,364.88

Finding the Fourth Proportional to 708,105,207,551.95, 977,188,130,569.10 and 382,944,499,364.88

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Solution

The fourth proportional to 708,105,207,551.95, 977,188,130,569.10 and 382,944,499,364.88 is: 528,465,001,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,105,207,551.95 : 977,188,130,569.10 = 382,944,499,364.88 : x
  2. Step 2: Convert to fraction form
    708,105,207,551.95/977,188,130,569.10 = 382,944,499,364.88/x
  3. Step 3: Cross multiply
    708,105,207,551.95x = 977,188,130,569.10 × 382,944,499,364.88
  4. Step 4: Simplify right side
    708,105,207,551.95x = 374,208,819,446,087,013,105,664
  5. Step 5: Solve for x
    x = 374,208,819,446,087,013,105,664/708,105,207,551.95
  6. Step 6: Final answer
    x = 528,465,001,323.46

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Double scale
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1.5x scale

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.