Home / 761,778,222.63-1,050,191,277.68-510,927,441.81

Finding the Fourth Proportional to 761,778,222.63, 1,050,191,277.68 and 510,927,441.81

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Solution

The fourth proportional to 761,778,222.63, 1,050,191,277.68 and 510,927,441.81 is: 704,367,133.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,778,222.63 : 1,050,191,277.68 = 510,927,441.81 : x
  2. Step 2: Convert to fraction form
    761,778,222.63/1,050,191,277.68 = 510,927,441.81/x
  3. Step 3: Cross multiply
    761,778,222.63x = 1,050,191,277.68 × 510,927,441.81
  4. Step 4: Simplify right side
    761,778,222.63x = 536,571,542,908,412,160
  5. Step 5: Solve for x
    x = 536,571,542,908,412,160/761,778,222.63
  6. Step 6: Final answer
    x = 704,367,133.34

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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.