Home / 357,128,352,654.40-535,692,528,981.60-144,994,111,566.40

Finding the Fourth Proportional to 357,128,352,654.40, 535,692,528,981.60 and 144,994,111,566.40

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Solution

The fourth proportional to 357,128,352,654.40, 535,692,528,981.60 and 144,994,111,566.40 is: 217,491,167,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,128,352,654.40 : 535,692,528,981.60 = 144,994,111,566.40 : x
  2. Step 2: Convert to fraction form
    357,128,352,654.40/535,692,528,981.60 = 144,994,111,566.40/x
  3. Step 3: Cross multiply
    357,128,352,654.40x = 535,692,528,981.60 × 144,994,111,566.40
  4. Step 4: Simplify right side
    357,128,352,654.40x = 77,672,262,312,445,066,870,784
  5. Step 5: Solve for x
    x = 77,672,262,312,445,066,870,784/357,128,352,654.40
  6. Step 6: Final answer
    x = 217,491,167,349.60

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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.