Home / 211,700,547,566.96-317,550,424,970.19-66,333,973,986.76

Finding the Fourth Proportional to 211,700,547,566.96, 317,550,424,970.19 and 66,333,973,986.76

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Solution

The fourth proportional to 211,700,547,566.96, 317,550,424,970.19 and 66,333,973,986.76 is: 99,500,836,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,700,547,566.96 : 317,550,424,970.19 = 66,333,973,986.76 : x
  2. Step 2: Convert to fraction form
    211,700,547,566.96/317,550,424,970.19 = 66,333,973,986.76/x
  3. Step 3: Cross multiply
    211,700,547,566.96x = 317,550,424,970.19 × 66,333,973,986.76
  4. Step 4: Simplify right side
    211,700,547,566.96x = 21,064,381,629,457,168,859,136
  5. Step 5: Solve for x
    x = 21,064,381,629,457,168,859,136/211,700,547,566.96
  6. Step 6: Final answer
    x = 99,500,836,778.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.