Home / 56,249,696,612.13-77,624,658,193.77-30,528,976,926.59

Finding the Fourth Proportional to 56,249,696,612.13, 77,624,658,193.77 and 30,528,976,926.59

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Solution

The fourth proportional to 56,249,696,612.13, 77,624,658,193.77 and 30,528,976,926.59 is: 42,130,029,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,249,696,612.13 : 77,624,658,193.77 = 30,528,976,926.59 : x
  2. Step 2: Convert to fraction form
    56,249,696,612.13/77,624,658,193.77 = 30,528,976,926.59/x
  3. Step 3: Cross multiply
    56,249,696,612.13x = 77,624,658,193.77 × 30,528,976,926.59
  4. Step 4: Simplify right side
    56,249,696,612.13x = 2,369,801,398,931,884,605,440
  5. Step 5: Solve for x
    x = 2,369,801,398,931,884,605,440/56,249,696,612.13
  6. Step 6: Final answer
    x = 42,130,029,878.61

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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.