Home / 964,128,066,692.90-1,330,496,949,210.10-530,580,455,775.70

Finding the Fourth Proportional to 964,128,066,692.90, 1,330,496,949,210.10 and 530,580,455,775.70

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Solution

The fourth proportional to 964,128,066,692.90, 1,330,496,949,210.10 and 530,580,455,775.70 is: 732,201,148,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,128,066,692.90 : 1,330,496,949,210.10 = 530,580,455,775.70 : x
  2. Step 2: Convert to fraction form
    964,128,066,692.90/1,330,496,949,210.10 = 530,580,455,775.70/x
  3. Step 3: Cross multiply
    964,128,066,692.90x = 1,330,496,949,210.10 × 530,580,455,775.70
  4. Step 4: Simplify right side
    964,128,066,692.90x = 705,935,677,720,073,315,811,328
  5. Step 5: Solve for x
    x = 705,935,677,720,073,315,811,328/964,128,066,692.90
  6. Step 6: Final answer
    x = 732,201,148,485.94

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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.