Home / 566,191,762,594.05-781,344,602,494.02-305,769,446,706.64

Finding the Fourth Proportional to 566,191,762,594.05, 781,344,602,494.02 and 305,769,446,706.64

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Solution

The fourth proportional to 566,191,762,594.05, 781,344,602,494.02 and 305,769,446,706.64 is: 421,961,820,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,594.05 : 781,344,602,494.02 = 305,769,446,706.64 : x
  2. Step 2: Convert to fraction form
    566,191,762,594.05/781,344,602,494.02 = 305,769,446,706.64/x
  3. Step 3: Cross multiply
    566,191,762,594.05x = 781,344,602,494.02 × 305,769,446,706.64
  4. Step 4: Simplify right side
    566,191,762,594.05x = 238,911,306,791,816,095,858,688
  5. Step 5: Solve for x
    x = 238,911,306,791,816,095,858,688/566,191,762,594.05
  6. Step 6: Final answer
    x = 421,961,820,315.48

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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.