Home / 55,547,470,185.76-76,655,450,600.40-30,172,961,666.08

Finding the Fourth Proportional to 55,547,470,185.76, 76,655,450,600.40 and 30,172,961,666.08

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Solution

The fourth proportional to 55,547,470,185.76, 76,655,450,600.40 and 30,172,961,666.08 is: 41,638,655,455.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,547,470,185.76 : 76,655,450,600.40 = 30,172,961,666.08 : x
  2. Step 2: Convert to fraction form
    55,547,470,185.76/76,655,450,600.40 = 30,172,961,666.08/x
  3. Step 3: Cross multiply
    55,547,470,185.76x = 76,655,450,600.40 × 30,172,961,666.08
  4. Step 4: Simplify right side
    55,547,470,185.76x = 2,312,921,972,461,958,332,416
  5. Step 5: Solve for x
    x = 2,312,921,972,461,958,332,416/55,547,470,185.76
  6. Step 6: Final answer
    x = 41,638,655,455.00

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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.