Finding the Fourth Proportional to 697,923,625,343.12, 1,047,203,528,925.40 and 358,201,370,834
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Solution
The fourth proportional to 697,923,625,343.12, 1,047,203,528,925.40 and 358,201,370,834 is: 537,465,312,796.75
Step by Step Solution
- Step 1: Write the proportion equation
697,923,625,343.12 : 1,047,203,528,925.40 = 358,201,370,834 : x - Step 2: Convert to fraction form
697,923,625,343.12/1,047,203,528,925.40 = 358,201,370,834/x - Step 3: Cross multiply
697,923,625,343.12x = 1,047,203,528,925.40 × 358,201,370,834 - Step 4: Simplify right side
697,923,625,343.12x = 375,109,739,603,280,653,189,120 - Step 5: Solve for x
x = 375,109,739,603,280,653,189,120/697,923,625,343.12 - Step 6: Final answer
x = 537,465,312,796.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.